Network Theory Question & AnswersMay 11, 2021 By WatElectronics This article lists 100+ Network Theory MCQs for engineering students. All the Network Theory Questions & Answers given below include a hint and wherever possible link to the relevant topic. This is helpful for the users who are preparing for their exams, interviews, or professionals who would like to brush up their fundamentals on the Network Theory topic.Electrical and Electronic Engineering deals with networks, circuits, and communication, which need to be analyzed and solved both practically and theoretically. Network theory analysis is a science of solving circuits such as linear & nonlinear circuits with active, passive components and sources such as current source, voltage source, resistor, inductor, capacitor, etc related problems using various methods like Ohms law and Kirchhoff laws and theorems such as Tellegen's theorem, Thevenin's theorem, and Norton's theorems. Each of these methods and theorems has a unique style of solving simple and complex networking circuits. Network analysis is applied in the fields of computer science engineering, electronic engineering, electrical engineering, mathematics, and operation research. 1). Network in electronics or electrical is a collection of _________.Interconnected componentsAlternately connected circuitsDisconnected devicesDisconnected componentsHintA network in electronics or electrical is a collection of Interconnected components. 2). An electric network in which current and voltage values are identified is called _______ process.Network analysisNetwork bisectionNetworkingNone of the aboveHintAn electric network in which current and voltage values are identified is called a network analysis process. 3). The flow of current through 2 or more input/output terminals of an electrical or electronic device is called _______.ComponentNodeCircuitMeshHintThe flow of current through 2 or more input/output terminals of an electrical or electronic device is called a component. 4). A point where multiple component terminals meet is called ________.ComponentNodeCircuitMeshHintA point where multiple component terminals meet is called a node. 5). A conductor has _______ amount of resistance when considered as a node.00.5100InfiniteHintA conductor has a “0” amount of resistance when considered as a node. 6). When 2 nodes are joined together it is called ________.ComponentNodeBranchMeshHintWhen 2 nodes are joined together it is called a branch. 7). When a group of branches enclosed inside a network is joined to form a single alone, where no other loop exists within it is called _______.ComponentNodeBranchMeshHintWhen a group of branches enclosed inside a network is joined to form a single alone, where no other loop exists within it is called mesh. 8). The 2 terminals where “I” current in one terminal is similar to current out of other terminal is called ______.MeshPortBranchCircuitHintThe 2 terminals where “I” current in one terminal is similar to current out of the other terminal is called a port. 9). An electrical network has an interconnection of ________ components.ElectricalMechanicalHydroAll the aboveHintAn electrical network has an interconnection of electrical components. 10). Which of the following are the electrical components used in electrical circuits?SwitchesRLCTransistorsAll the aboveHintThe electrical components used in electrical circuits are switches, RLC, and transistors. Read more about Switches. 11). Electrical elements consists of _________.Current sourcesVoltage sourcesResistorsAll the aboveHintElectrical elements consist of current sources, voltage sources, resistances, capacitance, and inductance. 12). ________ is defined as relations between voltage or/and current between input-output ports.Transfer functionTransfer junctionImpedanceFall timeHintThe transfer function is defined as relations between voltage or/ and current between input-output ports. 13). A network has ________ number of standard ports.2345HintA network has 2 number standard ports, namely input port, and output port. 14). In a network, source is connected on _________ port.InputOutputBoth a and bNot connectedHintIn a network, the source is connected to the input port. 15). In a network load is generally connected on ________ port.InputOutputBoth a and bNot connectedHintIn a network, the load is generally connected to an output port. 16). A transfer function of network analysis can be represented as ________.AttenuationGainFrequencyBoth a and bHintA transfer function of network analysis can be represented as attenuation or gain. 17). A single port component has _______ number of terminals in a network.2345HintA single port component has 2 terminals in a network. 18). The voltage and current in a single port component are considered as _______.InputOutputImpedanceBoth a and bHintThe voltage and current in a single port component are considered as output and input. 19. The voltage and current in a single port component are considered as output and input then its transfer function is expressed in terms of ______.AdmittanceImpedanceResistanceBoth a and bHintThe voltage and current in a single port component are considered as output and input then its transfer function is expressed in terms of impedance or admittance. 20). A multi-terminal component has _______ ports.123ManyHintA multi-terminal component has many ports. 21). Can transfer function in a multiport be expressed as single impedance?YesNoMay beHintNo, a transfer function in a multiport cannot be expressed as a single impedance. 22). Transfer function in a multiport can be expressed as _______.Chart of the parametersGraph of the parametersMatrix of the parametersTable of the parametersHintTransfer function in a multiport can be expressed as a matrix of the parameters. 23). Multiport parameters are _________.ResistorImpedanceReactorsBoth a and bHintMultiport parameters are impedance. 24). Resistance of a wire is expressed in _______ units.OhmsFaradsHenryColumb’sHintResistance of a wire is expressed in terms of Ohms units. 25). Capacitance of 2 plates is expressed in terms of _______.OhmsFaradsHenryColumb’sHintThe capacitance of 2 plates is expressed in terms of farads. 26). Inductance of a material is expressed in terms of ________.OhmsFaradsHenryColumb’sHintThe inductance of a material is expressed in terms of Henry. 27). A procedure to simplify a network can be done by ______ the number of components.ReducingMultiplyingAddingNone of the aboveHintA procedure to simplify a network can be done by reducing the number of components. 28). ______ in a network are replaced with other network components which provide same effect same effect.Physical componentsResistorImpedanceAll the aboveHintPhysical components such as resistance, inductance, capacitance impedance, and admittance in a network are replaced with other network components which provide the same effect. 29). _______ is the study to solve circuit-related problems.Network theoryMathematicsPhysicsChemistryHintNetwork theory is the study to solve circuit-related problems. 30). ________ are used while solving network circuits.MethodsTheoremsLogicsBoth a and bHintBoth methods and theorems are used while solving network circuits. 31). Network theory deals with _______ type of elements.LinearPassiveActiveAll the aboveHintNetwork theory deals with an active, linear, passive, and non-linear type of elements. 32). Which of the following are active components used in network analysis?SwitchHubRouterAll the aboveHintActive components used in network analysis are switch, hub, router, and stub. 33). Which of the following are passive components used in network analysis?ResistorCapacitorInductorAll the aboveHintPassive components used in network analysis are resistor, inductor, capacitor, and transformer. Read more about Capacitors. 34). What is the purpose of active components in network circuits?Amplify signalsAmputate signalsDivert signalConvert signalHintThe purpose of active components in network circuits is to amplify signals. 35). What is the purpose of a passive component in a network circuit?Controls current using other electrical signalsControls all the signals aloneTransmits from node to nodeMaintains noise free during transmissionHintThe purpose of a passive component in a network circuit is to control current using other electric signals. 36). Does the parameters of a linear network change?MaybeNoMay beHintNo, the parameters of a linear network does not changes. 37). Does the parameters of a non-linear network change?YesNoMay beHintYes, parameters of a non-linear network change with respect to change in current or voltage applied. 38). _______ is defined as the reciprocal of resistance.ConductanceInductanceImpedanceReactanceHintConductance is defined as the reciprocal of resistance. 39). Conductance of a wire is represented as ________.RCGXHintConductance is represented as “G or g”. 40). Resistance in network circuits is represented as _______.RGCZHintResistance is represented as “R or r”.Network Theory MCQs for Interviews 41). Conductance in network circuits is represented using SI units as ________.SiemensOhmsColumbsFaradsHintConductance in network circuits is represented using SI units as “Siemens”. 42). An inductor in network circuits is represented as _______.RLZXHintAn inductor in network circuits is represented as “L or l”. 43). Impedance in network circuits is represented as ______.RLZXHintImpedance in network circuits is represented as “Z or z”. 44). Reactance in network circuits is represented as _______.RLXZHintReactance in network circuits is represented as ”X or x”. 45). Reactance is measured in _______ units.OhmsFaradsSiemensHenryHintReactance is measured in Ohms. 46). _______ is defined as an opposition to the flow of current in a circuit due to its capacitance and inductance.ResistanceReactanceImpedanceCapacitanceHintReactance is defined as an opposition to the flow of current in a circuit due to its capacitance and inductance. 47). In an electrical circuit if the value of reactance increases then the value of current will be ______.LessGreaterInfiniteZeroHintIn an electrical circuit if the value of reactance increases then the value of current will be Less. 48). The reciprocal of reactance is _______.SusceptanceResistanceImpedanceCapacitanceHintThe reciprocal of reactance is Susceptance. 49). Susceptance is expressed in terms of _______ units.SiemensOhmsFaradsHenryHintSusceptance is expressed in terms of Siemens units. 50). Susceptance in network circuits is represented as _______.BRCXHintSusceptance in network circuits is represented as “ B or b”. 51). The equation of Susceptance is _______.1/X1/R1/Z1/CHintThe equation of Susceptance is “B= 1/X”. 52). The equation of Conductance is _______.1/X1/R1/Z1/CHintThe equation of Conductance is “G= 1/R”. 53). The equation of Admittance is _______.1/X1/R1/Z1/CHintThe equation of Admittance is “Y=1/Z”. 54). In an RLC circuit impedance is expressed as _______.Sqroot ( R2+(XL – XC)2)Sqroot ( R2)( R2+(XL – XC)2)(XL – XC)2HintIn an RLC circuit impedance is expressed as Sqroot ( R2+(XL – XC)2). Where R = resistance, XL= inductive resistance and Xc= capacitive reactance. 55). _______ is expressed as the inverse of impedance.ResistanceAdmittanceReactanceCapacitanceHintAdmittance is expressed as the inverse of impedance. 56). An ideal voltage source has _______ resistance.ZeroHighMinimumInfiniteHintAn ideal voltage source has zero resistance. 57). An ideal current source has _______ internal parallel resistance.ZeroInfiniteHighMinimumHintAn ideal current source has zero internal parallel resistance. 58). Which of the following are the network theories used in networking circuits?Ohms lawNortons theoremSource conversionAll the aboveHintA few of the network theories used in networking circuits are ohms law, Norton's theorem, source conversion, and mesh analysis. 59). Components in a circuit if connected one after the other is called ______ connection.SerialParallelConcurrentBoth b and cHintComponents in a circuit if connected one after the other is called serial connection. 60). Components in a circuit if connected one above the other is called ______ connection.SerialParallelConcurrentBoth b and cHintComponents in a circuit if connected one above the other is called parallel or concurrent connection. 61). If r1,r2,r3 are resistors in a serial circuit then the resistance is of serial circuit is calculated as _____.r1+r2+r3r1+r2=r3r1*r2=r31/(r1+r2+r3)HintIf r1,r2,r3 are resistors in a serial circuit then the resistance is of the serial circuit is calculated as r1+r2+r3. 62). If r1,r2,r3 are resistors in a parallel circuit then the resistance is of parallel circuit is calculated as ______.r1+r2+r3r1+r2=r3r1*r2=r3(1/r1)+(1/r2)+(1/r3)HintIf r1,r2,r3 are resistors in a parallel circuit then the resistance is of parallel circuit is calculated as(1/r1)+(1/r2)+(1/r3). 63). Inductors follow the same mathematical law of ______ to define an electrical circuit connected in series or parallel.ResistorReactanceImpedanceCapacitanceHintInductors follow the same mathematical law of resistor to define an electrical circuit connected in series or parallel. 64). c1,c2,c3 capacitor in serially connected circuit is calculated as ________.(1/c1)+(1/c2)+(1/c3)(1/c1)+(1/c2)=(1/c3)(1/c1)+(1/c2)+(1/c3)c1+c2+c3Hintc1,c2,c3 capacitor in serially connected circuit is calculated as(1/c1)+(1/c2)+(1/c3). 65). c1,c2,c3 capacitor in parallel connected circuit is calculated as ______.(1/c1)+(1/c2)+(1/c3)(1/c1)+(1/c2)=(1/c3)(1/c1)+(1/c2)+(1/c3)c1+c2+c3Hintc1,c2,c3 capacitor in parallel connected circuit is calculated asc1+c2+c3. 66). Ohms law was developed by ________.Georg ohmJohn ohmHenry ohmRichard OhmHintOhms law was developed by George Ohm. 67). Ohms law was developed by George Ohm in the year ______.1827182818291826HintOhms law was developed by George Ohm in the year 1827. 68). A law that defines the relationship between current, voltage and resistance within a circuit is _______.Ohms lawVoltage lawCurrent lawKirchhoff lawHintA law that defines the relationship between current, voltage, and resistance within a circuit is Ohms law. 69). Ohms law is mathematically expressed as ________.V=IRV= I/RV=IV=0HintOhms law is mathematically expressed as V=IR. 70). ______ is the theorem used to transform a current type generator into a resistor.Nortons theoremKirchoff lawThevenin's theoremTellegen's theoremHintNortons theorem transforms a current type generator into a resistor. 71). Kirchhoff law has ______ number of additional theorems.2345HintKirchhoff's law has 2 additional theorems, Kirchhoff's 1st, and 2nd law. 72). Kirchhoff's 1st law defines the sum of ______ at a circuit node is zero.VoltageCurrentPotentialAll the aboveHintKirchhoff's 1st law defines the sum of the current at a circuit node as zero. 73). Kirchhoff 2nd law defines the sum of ______ around a closed loop is zero.VoltageCurrentPotentialAll the aboveHintKirchhoff's 2nd law defines the sum of voltage around a closed loop is zero. 74). ______ network theorem states that the sum of the power of all network branches is zero.Tellegen'sOhmsThevenin'sNortonsHintTellegen's network theorem states that the sum of the power of all network branches is zero. 75). Tellegen's network theorem can be applied to ______ elements.LinearNonlinearActiveAll the aboveHintTellegen's network theorem can be applied to elements such as passive, active, nonlinear, and linear. 76). ______ networking theorem states that combining network elements can be represented as a single series resistor and voltage type source.Tellegen'sOhmsThevenin'sNortonsHintThevenin's networking theorem states that combining network elements can be represented as a single series resistor and voltage type source. 77). Equivalent voltage in Thevenin's networking theorem is calculated using branch _____ type circuit.OpenCloseShortNone of the aboveHintEquivalent voltage in Thevenin's networking theorem is calculated using branch open type circuit 78). Resistance in Thevenin's networking theorem is calculated using by ______ type source type short-circuited source .VoltageCurrentBoth a and bNone of the aboveHintResistance in Thevenin's networking theorem is calculated using the voltage type short-circuited source. 79). _____ theorem in networking defines that summing network elements are represented as single parallel resistors and current source.Tellegen'sOhmsThevenin'sNortonsHintNortons theorem in networking defines that summing network elements is represented as single parallel resistors and current source. 80). Equivalent current in a Norton's theorem is calculated at _______ condition.Short circuiting branchAdding loadAdding sourceNone of the aboveHintEquivalent current in a Nortons theorem is calculated on short-circuiting the branch.Network Theory Exam Questions & Answers 81). Resistor value in a Norton's theorem is calculated at ___ condition.Short circuiting voltage sourceAdding loadAdding sourceNone of the aboveHintResistor value in a Nortons theorem is calculated on short-circuiting voltage source. 82). _______ source contains serial connection of a resistor and ideal voltage.Constant voltageConstant currentConstant resistanceConstant reactanceHintA constant voltage type source contains a serial connection of a resistor and ideal voltage. 83). _______ source contains parallel connection of a resistor and ideal current.Constant voltageConstant currentConstant resistanceConstant reactanceHintA constant current source contains a parallel connection of a resistor and ideal current. 84). Source conversion converts _____ source to _____ source.Current to voltageVoltage to currentCurrent to currentBoth a and bHintSource conversion converts current type source to voltage type source or vice versa. 85). Which network theorem is applied to parallel branches of a circuit?Ohms lawSource conversionKirchhoff’s lawMillman's theoremHintMillman's network theorem is applied to parallel branches of the circuit. 86). How many configurations are used in networking circuits?2345Hint2 configurations are used in networking circuits, namely delta, and star. 87). Star configuration used in networking circuits is also called as _____ configuration.PiTriangleRectangleNone of the aboveHintStar configuration used in networking circuits is also called Pi configuration. 88). Delta configuration used in networking circuits is also called _____ configuration.PiTriangleRectangleNone of the aboveHintDelta configuration used in networking circuits is also called triangle configuration. 89). ________ method depends on Kirchhoff’s first law.Nodal AnalysisStar deltaOhms lawNone of the aboveHintThe nodal analysis method depends on Kirchhoff’s first law. 90). Nodal analysis has ______ number of steps.2345HintNodal analysis has 4 steps. 91). ______ in network theorem relies on Kirchhoff’s 2nd law.Nodal analysisMesh analysisOhms lawNone of the aboveHintMesh analysis in network theorem relies on Kirchhoff’s 2nd law. 92). Mesh analysis involves ______ steps.2345HintMesh analysis involves 3 steps. Read more about Mesh Analysis. 93). What is the 1st step of mesh analysis?Each closed type loop is assigned a loop currentKirchhoff's 2nd law is applied for each loopSolve the equation to get loop current valueBoth a and bHintThe 1st step of mesh analysis is each closed type loop is assigned a loop current. 94). What is the 2nd step of mesh analysis?Each closed type loop is assigned a loop currentKirchhoff's 2nd law is applied for each loopSolve the equation to get loop current valueBoth a and bHintIn the 2nd step of mesh analysis, Kirchhoff's 2nd law is applied for each loop after each closed type loop is assigned a loop current. 95). What is the 3rd step of mesh analysis?Each closed type loop is assigned a loop currentKirchhoff's 2nd law is applied for each loopSolve the equation to get loop current valueBoth a and bHintThe 3rd step of mesh analysis is to solve the equation obtained in steps 1 and 2 to get the loop current value. 96). Which of the following is 1st step of nodal analysis?Each node is assigned with arbitrary voltageCurrent in every branch is calculatedKirchhoff 1st law at every node is appliedAll the aboveHintIn nodal analysis, 4 steps are performed they are: each node is assigned with arbitrary voltage. 97). Which of the following is the 2nd step of nodal analysis?Each node is assigned with arbitrary voltageCurrent in every branch is calculatedKirchhoff 1st law at every node is appliedAll the aboveHintThe 2nd step of nodal analysis is current in every branch is calculated after each node is assigned with arbitrary voltage. 98). Which of the following is 3rd step of nodal analysis?Each node is assigned with arbitrary voltageCurrent in every branch is calculatedKirchhoff 1st law at every node is appliedAll the aboveHint3rd step of nodal analysis is Kirchhoff's 1st law at every node is applied. 99). What is 4th step of nodal analysis?Each node is assigned with arbitrary voltageCurrent in every branch is calculatedKirchhoff's 1st law at every node is appliedSolve all the equations to obtain nodes voltageHint4th step of nodal analysis solves all the equations to obtain nodes voltage. 100). A resistive type circuit contains ______ components.Ideal voltage sourceIdeal current sourceResistorsAll the aboveHintA resistive type circuit contains 3 components namely ideal voltage and current source and resistors alone. 101). If a circuit operates with a constant current or voltage source, then the circuit is called a ________ circuit.AC circuitDC circuitADC circuitDAC circuitHintIf a circuit operates with a constant current or voltage source, then the circuit is called a DC circuit. 102). If a circuit operates with varying current or voltage sources, then the circuit is called ______ circuit.AC circuitDC circuitADC circuitDAC circuitHintIf a circuit operates with varying current or voltage source, then the circuit is called an AC circuit 103). Analysis process in a circuit deals with solving ______ within the circuit.VoltageCurrentBoth a and bResistanceHintThe analysis process in a circuit deals with solving current and voltage within the circuit. 104). If V1-V2 and I1=I2 of 2 circuits are equal with respect to their terminals, then the circuit is said to be _______.EquivalentNonequivalentUnbalancedNone of the aboveHintIf V1-V2 and I1=I2 of 2 circuits are equal with respect to their terminals then the circuit is said to be equivalent. 105). If V1-V2 and I1=I2 of 2 circuits are equal with respect to their terminals then the circuit is said to be equivalent is applicable for _____ ported network.SingleDualZeroMultipleHintIf V1-V2 and I1=I2 of 2 circuits are equal with respect to their terminals then the circuit is said to be equivalent is applicable for a single ported network. 106). Star configuration has _______ number of ports.234MultipleHintStar configuration has 3 ports. 107). Delta configuration has _______ number of ports.234MultipleHintDelta configuration has 3 number of ports. 108). Z1, Z2, Z3…….Zn impedances in a serially connected circuit is represented as _______.Zeqn=Z1 + Z2 + Z3 …….+ZnZeqn= (1/Z1) +(1/ Z2) +(1/ Z3) …….+(1/Zn)Zeqn = 0Zenq = infinityHintZ1, Z2, Z3…….Zn impedances in a serially connected circuit is represented as Zeqn=Z1 + Z2 + Z3 …….+Zn. 109). Z1, Z2, Z3…….Zn impedances in a parallel connected circuit is represented as ______.Zeqn=Z1 + Z2 + Z3 …….+ZnZeqn= (1/Z1) +(1/ Z2) +(1/ Z3) …….+(1/Zn)Zeqn = 0Zenq = infinityHintZ1, Z2, Z3…….Zn impedances in a serially connected circuit are represented as Zeqn=(1/Z1) +(1/ Z2) +(1/ Z3) …….+(1/Zn). 110). Star network has ________ number of nodes.1234HintStar network has 4 nodes. 111). Delta network has _______ number of nodes.1234HintDelta network has 3 nodes. 112). In series resistor of a star to delta, transformation is a special case of general _______ algorithm.Resistor network nodeCapacitor network nodesNetworkBoth a and bHintIn star to delta transformation, the series resistor is a special case of general resistor type network node algorithm. 113). The equation of 2 equivalent networks is given as ________.Vs = R IsVs = IsVs = 0Vs = RHintThe equation of 2 equivalent networks is given as Vs = R Is. 114). Kirchhoff's law was described by ________ physicist.Gustav KirchhoffGeorg OhmHenry KirchhoffNone of the aboveHintKirchhoff's law was described by physicist Gustav Kirchhoff. 115). Kirchhoff's law was described by physicist Gustav Kirchhoff in the _______ year.1845184618471849HintKirchhoff's law was described by physicist Gustav Kirchhoff in the year 1845. 116). Kirchhoff's 1st law is also called _______.Kirchhoff junction ruleKirchhoff node ruleKirchhoff point ruleAll the aboveHintKirchhoff's 1st law is also called as Kirchhoff junction rule, Kirchhoff node rule, and Kirchhoff point rule. 117). Kirchhoff's 1st law is mathematically represented as _______.I1 + I2+ I3 ……..Ik = 0I1 + I2+ I3 …….=Ik1/I1 =1/I2 = …=1/I3All the aboveHintKirchhoff's 1st law is mathematically represented as I1 + I2+ I3 ……..Ik = 0. 118). Kirchhoff's 2nd law is also called as ______.Kirchhoff voltage lawKirchhoff current lawKirchhoff resistance lawBoth a and bHintKirchhoff's 2nd law is also called Kirchhoff's voltage law. 119). Which of the following is the advantage of Kirchhoff's laws?Calculates unknown voltagesCalculates unknown currentEasily simplifies and analyses complex type closed loop circuitsAll the aboveHintThe advantage of Kirchhoff laws is, it calculates unknown voltages and currents, and easily simplifies and analyses complex type closed loop circuits. 120). Which of the following is the disadvantage of Kirchhoff's laws?Assumes zero magnetic fluctuation in closed type loopPresence of electric field and electromotive force breaks the rule due to change in magnetic fluxBoth a and bElectric field is 0HintThe disadvantage of Kirchhoff laws is, it assumes zero magnetic fluctuation in closed type loop, and the presence of electric field and electromotive force due to change in magnetic flux breaks the rule.Network Theory Important Questions for Interviews 121). Kirchhoff's laws are fundamental to ______ theory.PhysicsCircuitComponentNetworkHintKirchhoff laws are fundamental to circuit theory. 122). Kirchhoff's laws verify _______.The flow of currentCircuits voltageBoth a and bCurrent = infinityHintKirchhoff laws verify the flow of current and voltage in a circuit. 123). Kirchhoff loop rule was derived from the ______ field.Electro magneticElectrostaticElectricalMagneticalHintKirchhoff loop rule was derived from the electrostatic field. 124). Which of the following is the 1st step in Norton's theorem?Removing load type resistorsFinding source resistor via shorting voltage type sourceFinding current sources by adding a short link on output end terminalCalculate current through load resistorHintThe 1st step in Norton's theorem is to removing load type resistors. 125). Which of the following is the 2nd step in Norton';s theorem?Removing load type resistorsFinding source resistor via shorting voltage type sourceFinding current sources by adding a short link on output end terminalCalculate the current through a load resistorHintThe 2nd step in Norton's theorem is finding source resistor via shorting voltage type source. 126). Which of the following is the 3rd step in Norton's theorem?Removing load type resistorsFinding source resistor via shorting voltage type sourceFinding current sources by adding a short link on output end terminalCalculate the current through a load resistorHintThe 3rd step in Norton's theorem is finding current sources by adding a short link on the output end terminal. 127). Which of the following is the 4th step in Norton's theorem?Removing load type resistorsFinding source resistor via shorting voltage type sourceFinding current sources by adding a short link on output end terminalCalculates current through a load resistorHintThe 4th step in Norton's theorem calculates current through the load resistor. 128). At what condition in Norton's theorem the power supplied to load is maximum?Load type resistance = source type resistanceLoad type resistance = 0Source type resistance = 0Source type resistance = infinityHintIn Norton theorem when load type resistance = source type resistance power supplied to load is maximum. 129). Norton's theorem is applied to the networks with _______.Current sourceVoltage sourceLinear time invariantAll the aboveHintNorton theorem is applied to the networks with current source, voltage source, and linear time-invariant. 130). Norton's theorem deals with ______ circuit theory.ACDCADCDACHintNorton theorem deals with DC type circuit theory. 131). Norton's theorem was developed by _______.OhmEdward Lawry NortonRichardCharlesHintNorton theorem was developed by Edward Lawry Norton. 132). An equivalent circuit of Norton represents a network with _____ at a provided frequency.Linear type sourcesImpedanceBoth a and bNetworkHintAn equivalent circuit of Norton represents a network with impedances and linear type sources at a provided frequency. 133). Norton's equivalent type circuit is similar to ______ equivalent.Norton's theoremKirchhoff's lawThevenin's theoremTellegen's theoremHintNorton equivalent type circuit is similar to Thevenin's equivalent. 134). Which of the following are the equations of Norton equivalent type circuit?Rth = RnoVth = Ino * Rno(Vth/Rth) = InoAll the aboveHintThe equations of Norton equivalent type circuit Rth = Rno, Vth = Ino * Rno and (Vth/Rth) = Ino. 135). In a unilateral elements current flows in ______ direction?Single directionTwo directionMultiple directionAll the aboveHintIn unilateral elements, the current flows in a single direction. 136). V-I characteristic in network theory is used to identify ___?Network elements natureType of element usedSum of all elementsAll the aboveHintV-I characteristic in network theory is used to identify network element nature. 137). In V-I characteristics of a network element, x-axis is plotted with ____ parameter?VoltageCurrentTimeResistanceHintIn V-I characteristics of a network element, the x-axis is plotted with the current “I” parameter. 138). In V-I characteristics of a network element y-axis is plotted with ____ parameter?VoltageCurrentTimeResistanceHintIn V-I characteristics of a network element, the y-axis is plotted with the voltage “V” parameter. 139). In queuing theory, the passive type circuit equivalent of Norton’s theorem is called _____.Chandy Herzog Woo TheoremOhms theoremThevenin's theoremTellegen's theoremHintIn queuing theory, the passive type circuit equivalent of Norton’s theorem is called Chandy Herzog Woo Theorem. 139). Which of the following is the disadvantage of Norton's theorem?Applies to linear modelsNot applicable for magnetic locking circuitsNot applicable to circuits with loads parallel with dependent suppliesAll the aboveHintThe Nortons theorem has disadvantages such as applies to a linear model, not applicable for magnetic locking circuits, and not applicable to circuits with loads parallel with dependent supplies. 140). Thevenin's theorem is applicable for _______ resistive circuits.ACDCADCDACHintThevenin's theorem is applicable for DC resistive circuits. 141). Thevenin's theorem is also applicable for ______ AC circuits.Frequency domainTime domainBoth a and bNone of the aboveHintThevenin's theorem is also applicable for frequency-type AC circuits. 142). Thevenin's theorem with AC circuits contains _______.Resistive impedancesReactive impedancesCapacitive reactanceBoth a and bHintThevenin's theorem with AC circuits contains resistive impedances and reactive impedances. 143). Thevenin's theorem was developed by _______.Hermann vonLeon Charles TheveninBoth a and bCharlesHintThevenin's theorem was developed by Hermann von and Leon Charles Thevenin. 144). Thevenin's theorem uses other laws such as _______.OhmsKirchhoff’sNorton'sBoth a and bHintThevenin theorem applies other laws such as Ohms and Kirchhoff’s laws. 145). Which of the following is 1st step in Thevenin's theorem?Remove Vs and Is and find Thevenin's resistancePlug all voltage to find Thevenin voltageFind the flow of current using Thevenin's voltage and resistancesAll the aboveHint1st step in Thevenin's theorem is to remove Vs and Is and find Thevenin's resistance. 146). Which of the following is the 2nd step in Thevenin's theorem?Remove Vs and Is and find Thevenin's resistancePlug all voltage to find Thevenin voltageFind flow of current using Thevenin's voltage and resistancesAll the aboveHint2nd step in Thevenin's theorem is to .plug all voltage to find Thevenin voltage. 147). Which of the following is 3rd step in Thevenin's theorem?Remove Vs and Is and find Thevenin's resistancePlug all voltage to find Thevenin voltageFind the flow of current using Thevenin's voltage and resistancesAll the aboveHint3rd step in Thevenin's theorem finds the flow of current using Thevenin's voltage and resistances. 148). Which of the following is the advantage of Thevenin's theorem?Simplifies complex circuits using a single sourceDetermines the current in specific branchProvides direct output valueAll the aboveHintAdvantages of Thevenin's theorem are, simplifies complex circuits using a single source, determines the current in a specific branch, and provides direct output value. 149). VTH in Thevenin's theorem is ________.Thevenin's voltageThreshold valueTemperature valueAll the aboveHintVTH in Thevenin's theorem is Thevenin's voltage. 150). When the load resistor is open, then the voltage across it is called ______.Thevenin's voltageThreshold valueTemperature valueAll the aboveHintWhen the load resistor is open, then the voltage across it is called Thevenin's voltage. 151). Which of the following is the application of Thevenin's theorem?Power analyzing systemSource modelingResistance measuringAll the aboveHintApplications of the Thevenin theorem are source modeling, resistance measurement, and power analyzing systems. 152). Which of the following are limitations of Thevenin's theorem?Exhibit I-V characteristic based only on load valuePower waste is not equal to power dissipationValid for the linear region onlyAll the aboveHintLimitations of the Thevenin theorem are exhibits I-V characteristic based only on load value, power waste is not equal to power dissipation and valid for the linear region only. 153). When the load resistor is open, then the voltage across the load terminals is called _______.Thevenin's voltageHigh current voltageShort circuit voltageBoth a and bHintWhen the load resistor is open, then the voltage across the load terminals is called Thevenin's voltage VTH. 154). Thevenin's voltage VTH is also called _______.Open circuited voltageLoad voltageShort circuit voltageNone of the aboveHintThevenin's voltage VTH is also called open-circuited voltage. 155). The resistance measured by ohmmeter across terminals of load when load resistor is open and all sources are made zero is called _______.Thevenin resistanceThevenin currentThevenin voltageThevenin loadHintThe resistance measured by ohmmeter across terminals of load when load resistor is open and all sources are made zero is called Thevenin resistance RTH. Read more about Ohmmeter. 156). Thevenin resistance RTH is mathematically given as _______.RTH = ROCRTH > ROCRTH = 0RTH = 1/ ROCHintThevenin resistance RTH is mathematically given as RTH = ROC. 157). Tellegen's theorem is applied to complete type OS for ______ purpose.Regulating stabilityMinimizing power consumptionIncreasing loadAll the aboveHintTellegen's theorem is applied to complete type OS for regulating stability. 158). Does Tellegen's theorem depend on elements of a network?YesNoMaybeHintNo, Tellegen's theorem does not depend on elements of a network. 159). Tellegen's theorem is solved in _______ number of steps.1234HintTellegen's theorem is solved in 3 steps. 160). Tellegen's theorem first step is _______.Find voltage drop in branchesUsing conventional analysis procedure once can find current in branchesAdd all the current and voltage of all the branchesDraw the circuitHintTellegen's theorem's first step is to find voltage drop in branches.Network Theory MCQs With Answers 161). Tellegen's theorem 2nd step is _______.Find voltage drop in branchesUsing conventional analysis procedure once can finds current in branchesAdd all the current and voltage of all the branchesDraw the circuitHintTellegen's theorem 2nd step is using a conventional analysis procedure one can find current in branches. 162). Tellegen's theorem 3rd step is _______.Find voltage drop in branchesUsing conventional analysis procedure once can find current in branchesAdd all the current and voltage of all the branchesDraw the circuitHintTellegen's theorem's 3rd step is to add all the current and voltage of all the branches. 163). Which of the following are the applications of Tellegen's theorem?DSPChemical and biological processingOil and chemical plantsAll the aboveHintThe applications of Tellegen's theorem are DSP(Digital Signal Processing), chemical and biological processing, and in oil and chemical plants. 164. ______ theorem is based on linearity concept between excitation and response of an electrical circuit.Norton's theoremKirchoff's lawThevenin's theoremSuperposition theoremHintSuperposition theorem is based on the linearity concept between excitation and response of an electrical circuit. 165). Superposition theorem converts _______ equivalent circuits.TheveninNortonsKirchhoffBoth a and bHintSuperposition theorem converts Nortons or Thevenin equivalent circuits. 166). Superposition theorem is applicable to _______ networks.LinearNon linearBilateralAsymmetricHintThe superposition theorem is applicable to linear type networks. 167). Superposition theorem is applicable to linear type networks that has _____ componentsIndependent sourceLinear dependent type sourcesLinear passive type elementsAll the aboveHintSuperposition theorem is applicable to linear type networks containing components such as. independent source, linear dependent type sources, linear passive type elements, and linear type transformers. 168). Superposition theorem works for _______ parameters.VoltageCurrentPowerBoth a and bHintSuperposition theorem works for current and voltage parameters. 169). Can the superposition theorem when applied to 2 independent sources have the same frequency value?YesNoMay beHintNo, the Superposition theorem cannot be applied when 2 independent sources having the same frequency value. 170). In power systems, if multiple generators are operated at 60 Hz can we apply the Superposition theorem.YesNoMay beHintNO, In power systems, if multiple generators operated at 60 Hz Superposition theorem cannot be applied. 171). Superposition theorem in an electric circuit is analogous to _______ law.Gravitational’Coulomb'sDaltonsBoilersHintThe superposition theorem in an electric circuit is analogous to Dalton's type law. 172). For 3 passive type 2 terminal components in an electrical network, the transfer function Z(s) of resistor is _______.Z(s) = RZ(s) = sLZ (s) = 1/(sC)Z(s) = 1/ RHintFor 3 passive type 2 terminal components in an electrical network, the transfer function Z(s) of R is Z(s) = R. where R= resistance of a resistor. 173). For 3 passive type 2 terminal components in an electrical network, the transfer function Z(s) of an inductor is ______.Z(s) = RZ(s) = sLZ (s) = 1/(sC)Z(s) = 1/ RHintFor 3 passive type 2 terminal components in an electrical network the transfer function Z(s) of an inductor is Z(s) = sL. 174). For 3 passive type 2 terminal components in an electrical network, the transfer function Z(s) of a capacitor is ____.Z(s) = RZ(s) = sLZ (s) = 1/(sC)Z(s) = 1/ RHintFor 3 passive type2 terminal components in an electrical network the transfer function Z(s) of capacitor is Z (s) = 1/(sC). 175). In Z(s), ”s” stands for ________.SignalThe imaginary part of the frequencyBoth a and bSignHintIn Z(s),” s” stands for a signal represented with an imaginary part of frequency. 176). Z(s), ”s” is mathematically expressed as _________.jwjcjrjlHintZ(s),” s” is mathematically expressed as “jw.” 177). Which type of circuit connection divides the current or voltage flow in an electric circuit?Series connectionParallel connectionTangential connectionAll the aboveHintParallel circuit connection divides the current or voltage flow in an electric circuit. 178). Transfer function Z(s) of the resistor in the frequency domain is represented as _________Z(s) = RZ(s) = sLZ (s) = 1/(sC)Z(s) = 1/ RHintTransfer function Z(s) of the resistor in the frequency domain is represented as “R.” 179). Transfer function Z(s) of an inductor in frequency domain is ____.Z(s) = RZ(s) = jwLZ (s) = 1/(sC)Z(s) = 1/ RHintTransfer function Z(s) of an inductor in the frequency domain is “jwL.” 180). Transfer function Z(s) of a capacitor in frequency domain is ____.Z(s) = RZ(s) = jwLZ (s) = 1/(jwC)Z(s) = 1/ RHintTransfer function Z(s) of a capacitor in the frequency domain is “1/jwC”. 181). In transfer function Z(s), the value of “s” at steady DC input for resistor R is represented as _______.Z = RZ = 0Z = infinityUndefinedHintIn transfer function Z(s), the value of “s” at steady DC input for resistor R is represented as Z = R. 182). In transfer function Z(s), the value of “s” at steady DC input for Inductor is represented as _______.Z = RZ = 0Z = infinityUndefinedHintIn transfer function Z(s), the value of “s” at steady DC input for Inductor is represented Z = 0. 183). In 2 terminal transfer function Z(s), the value of “s” at steady DC input for the capacitor is represented as _______.Z = RZ = 0Z = infinityUndefinedHintIn 2 terminal transfer function Z(s), the value of “s” at steady DC input for the capacitor is represented as Z = infinity. 184). The transfer function in control theory is represented as ________.H(s)G(s)A(s)B(s)HintThe transfer function in control theory is represented as H(s). 185). The transfer function in electronics theory is represented as _______.H(s)G(s)A(s)B(s)HintThe transfer function in electronics theory is represented as A(s). 186). Can A(s) in the frequency domain be represented as A(jw)?YesNoMaybeHintYes, A(s ) in the frequency domain represented as A(jw). 187). Transfer function A(s), A stands for _______.AltitudeAmplitudeAttenuation.AutomationHintTransfer function A(s ), A stands for attenuation also called amplification. 188). A(w) is mathematically represented as _________.|Vo/Vi||Vi/Vo||Vo|| Vi|HintA(w) is mathematically represented as|Vo/Vi|. 189). Which of the following are the methods used for non linear networks?Switching networks - Boolean analysisSeparation of signal analysis and biasAnalysis of DC using Graphical methodAll the aboveHintThe methods used for nonlinear networks Switching networks - Boolean analysis, Separation of signal analysis and bias, Analysis of DC using Graphical method, piecewise linear method, small-signal equivalent circuit, and time-varying components. 190). Which of the following are time varying components?Voltage type controlled amplifiersVariable type equalizersBoth a and bNone of the aboveHintTime-varying components are voltage-type controlled amplifiers and variable-type equalizers. 191). Sidney Darlington method is used for analyzing ____ time varying type circuits.PeriodicAperiodicSymmetricAsymmetricHintSidney Darlington's method is used for analyzing periodic time-varying type circuits. 192). Breaking of a non linear device into regions is observed in _______ method.Boolean analysisSeparation of signal analysis and biasAnalysis of DC using Graphical methodPiecewise linear methodHintBreaking of a nonlinear device into regions is observed in the piecewise linear method. 193). Which of the following is an example of the piecewise linear method?Sensor diodePN junction diodeThermistorAll the aboveHintPN junction diode is an example of a piecewise linear method. 194). _____ method is used by digital filters and transmission lines to determine their transfer parameters.Image analysisDistributed componentsCircuit analysisBoth b and cHintImage analysis method is used by digital filters and transmission lines to determine their transfer parameters. 195). Image analysis calculates _______.Input-output impedancesForward – reverse transmission functionsBoth a and bPowerHintImage analysis calculates forward – reverse transmission functions and input-output impedances. 196). Transmission lines in networking are used for ________.Radio receivers and transmittersTelevision signal cableData bussesAll the aboveHintTransmission lines in networking are used for radio receivers and transmitters, television signal cable and data busses. 197). Which signals flow through Transmission lines in networking?ElectricMagneticElectromagneticAll the aboveHintElectromagnetic signals flow through Transmission lines in networking. 198). An electro magnetic signal contains _______ number of fields.2345HintAn electromagnetic signal contains 2 fields, namely electric and magnetic fields. 199). An electromagnetic signal contains 2 fields, namely electric and magnetic fields align at ______ angle to each other.45 degreesPerpendicularTangentialZero degreesHintAn electromagnetic signal contains 2 fields, namely electric and magnetic fields aligned perpendicular to each other. 200). Transmission line was developed by ________.James Clerk MaxwellLord KelvinOliver HeavisideAll the aboveHintThe transmission line was developed by James Clerk Maxwell, Lord Kelvin, and Oliver Heaviside. 201). Which of the following is the application of network analysis?Computer science engineeringElectronic engineeringElectrical engineeringAll the aboveHintApplication of network analysis is computer science engineering, electronic engineering, electrical engineering, mathematics, and operation research. 202). _______ is the imaginary portion of admittance.SusceptanceResistanceConductanceInductanceHintSusceptance is the imaginary portion of admittance. 203). In V-I characteristic of linear element, if the voltage and current are positive then the impedance obtained is ___value.PositiveNegativeBoth a and b0HintIn V-I characteristic of the linear element, if voltage and current are positive then the impedance obtained is a positive value. 204). In V-I characteristic of linear element, if voltage and current values are negative then the impedance obtained is ___valuePositiveNegativeBoth a and b0HintIn V-I characteristic of the linear element, if the voltage and current values are negative then the impedance obtained is a positive value. 205). In the V-I characteristic of the linear element, voltage and current values obtained are negative, lies in ______ quadrant.1st2nd3rd4thHintIn the V-I characteristic of the linear element, voltage and current values obtained are negative lies in the 3rd quadrant. 206). In the V-I characteristic of the linear element, voltage and current values obtained are positive, lies in ______ quadrant.1st2nd3rd4thHintIn V-I characteristic of linear element, voltage and current values obtained are positive, lies in the 1 st quadrant. 207). Which of the following is the 1st step while performing V-I characteristic on a network element?Verify non linear or linear elementVerify passive or active elementVerify unilateral or bilateralVerify the sourcesHint1st step while performing V-I characteristic on a network element is to verify non linear or linear element. 208). Which of the following is the 2nd step while performing V-I characteristic on a network element?Verify non linear or linear elementVerify passive or active elementVerify passive or active elementVerify the sourcesHintThe 2nd step while performing V-I characteristic on a network element is to verify passive or active elements. 209). Which of the following is the 3rd step while performing V-I characteristic on a network element?Verify non linear or linear elementVerify passive or active elementVerify unilateral or bilateralVerify the sourcesHint3d step while performing V-I characteristic on a network element is to verify unilateral or bilateral. 210). Active elements are of ________ types.2345HintActive elements are of 2 types namely independent and dependent source. 211). Independent type sources are of ______ types.2345HintIndependent type sources are of 2 types independent voltage and current source. 212). Dependent type sources are of ______ types.2345HintDependent type sources are of 2 types namely dependent current and voltage source. 213). Which of the following are the examples of Bilateral elements?ResistorsCapacitorsInductorsAll the aboveHintThe examples of Bilateral elements are capacitor, resistors and inductors. 214). Dependent type voltage sources are classified into ______ types.2345HintDependent type voltage sources are classified into 2 types namely VDVS = voltage-dependent voltage source and CDVS = current dependent voltage source. 215). Dependent type current sources are classified into _______ types.2345HintDependent type current sources are classified into 2 types namely VDCS = voltage-dependent current source and CDCS = current dependent current source. 216). There are ________ number of ways to transform a source.2345HintSource transformation techniques are of 2 types namely voltage source to a current source and current source to a voltage source. 217). Power in an electrical circuit is mathematically expressed as ________.P=VIP= VRP=VP=RHintPower in an electrical circuit is mathematically expressed as P=VI. Where p= power, V= voltage and I= current. 218). Voltage division principle is applied at _________ condition to a circuit.When a single voltage source is availableWhen 2 or more elements are serially connectedBoth a and bZero outputHintVoltage division principle is applied at conditions when there is an availability of single voltage source with 2 or more elements connected serially forming a circuit. 219). Mesh analysis is alternatively called ________.Mesh current methodMesh voltage methodMesh resistance methodNone of the aboveHintMesh analysis is alternatively called as Mesh current method. 220). Network topology is represented using _______.GraphDiagramsBoth a and bNone of the aboveHintNetwork topology is represented using graphs. 221). Network topology has _______ number of graph types.3456HintNetwork topology has 4 graph types namely connected, unconnected, direct, and undirected graph. 222). A branch between two nodes in a graph is called _________.Connected graphUnconnected graphDirected graphUndirected graphHintA branch between two nodes in a graph is called a connected graph. 223). A graph where all branches labeled with arrows is called ________.Connected graphUnconnected graphDirected graphUndirected graphHintA graph where all branches labeled with arrows is called a directed graph. 224). Directed graph is also called as ________.Plain graphOriented graphBranch graphNone of the aboveHintDirected graph is also called as oriented graph. 225). A graph where all branches are not labeled with arrows is called _______.Connected graphUnconnected graphDirected graphUndirected graphHintA graph where all branches are not labeled with arrows is called an undirected graph. 226). Undirected graph is alternatively named as ________.Un-oriented graphUni graphDirected graphNone of the aboveHintUndirected graph is alternatively named as un-oriented graph. 227). A portion of a graph is called _______.SubgraphConnected graphUnconnected graphDirected graphHintA portion of a graph is called subgraph. 228). Subgraphs are of ______ types.2345HintSubgraphs are of 2 types trees and co trees 229). ______ is a branch of tree in network topology.TwigGraphMatricesAll the aboveHintTwig is a branch of tree in network topology. 230). Network topology type matrices are used in solving ______ problems using equivalent type graphs.NetworksElectric circuitBoth a and bNone of the aboveHintNetwork topology type matrices are used in solving networks and electric circuits problems using equivalent type graphs. Time is Up!