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Economics of Operation page-6Multiple Choice Question (MCQ) of Circuit Breaker page-1Multiple Choice Question (MCQ) of Circuit Breaker page-2Multiple Choice Question (MCQ) of Circuit Breaker page-3Multiple Choice Question (MCQ) of FuseMultiple Choice Question (MCQ) of Protective Relays page-1Multiple Choice Question (MCQ) of Protective Relays page-2Multiple Choice Question (MCQ) of Protective Relays page-3Multiple Choice Question (MCQ) of Protective Relays page-4Multiple Choice Question (MCQ) of battery page-2Multiple Choice Question (MCQ) of battery page-3Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-1Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-2Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-3Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-4Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-5Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-6Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-7Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-8Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-9Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-10Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-11Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-12Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-13Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-14Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-15Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-16Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-17Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-18Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-19Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-20Multiple Choice Question (MCQ) of battery page-1Multiple Choice Question (MCQ) of Battery page-4Multiple Choice Question (MCQ) of Battery page-5Multiple Choice Question (MCQ) of Battery page-6Multiple Choice Question (MCQ) of Battery page-7Multiple Choice Question (MCQ) of Battery page-8Multiple Choice Question (MCQ) of Battery page-9Multiple Choice Question (MCQ) of Battery page-10Multiple Choice Question (MCQ) of Battery page-11Multiple Choice Question (MCQ) of Battery page-12Multiple Choice Question (MCQ) of Battery page-13Multiple Choice Question (MCQ) of battery page-14Multiple Choice Question (MCQ) of Battery page-15Multiple Choice Question (MCQ) of Battery page-16Multiple Choice Question (MCQ) of Battery page-17Multiple Choice Question (MCQ) of Battery page-18Multiple Choice Question (MCQ) of Battery page-19Multiple Choice Question (MCQ) of Illumination page-1Multiple Choice Question (MCQ) of Illumination page-2Multiple Choice Question (MCQ) of Illumination page-3Multiple Choice Question (MCQ) of Illumination page-4Multiple Choice Question (MCQ) of Illumination page-5Multiple Choice Question (MCQ) of Illumination page-6Multiple Choice Question (MCQ) of Illumination page-7Multiple Choice Question (MCQ) of Illumination page-8Multiple Choice Question (MCQ) of Illumination page-9Multiple Choice Question (MCQ) of Illumination page-10Multiple Choice Question (MCQ) of Illumination page-11Multiple Choice Question (MCQ) of Illumination page-12Multiple Choice Question (MCQ) of Illumination page-13Objective Questions & Answers of Circuit Breaker page - 1Objective Questions & Answers of Circuit Breaker page-2Objective Questions & Answers of Circuit Breaker page-3Objective Questions & Answers of Circuit Breaker page-4Objective Questions & Answers of Circuit Breaker page-5Objective Questions & Answers of Circuit Breaker page-6Objective Questions & Answers of Circuit Breaker page-7Objective Questions & Answers of Circuit Breaker page-8Objective Questions & Answers of Circuit Breaker page-9Objective Questions & Answers of Circuit Breaker page-10Objective Questions & Answers of Circuit Breaker page-11Objective Questions & Answers of Circuit Breaker page-12Objective Questions & Answers of Circuit Breaker page-13Multiple Choice Question (MCQ) of Materials page-1Multiple Choice Question (MCQ) of Materials page-2Multiple Choice Question (MCQ) of Materials page-3Multiple Choice Question (MCQ) of Materials page-4Multiple Choice Question (MCQ) of Materials page-5Multiple Choice Question (MCQ) of Materials page-6Multiple Choice Question (MCQ) of Materials page-7Multiple Choice Question (MCQ) of Materials page-8Multiple Choice Question (MCQ) of Materials page-9Multiple Choice Question (MCQ) of Materials page-10Multiple Choice Question (MCQ) of Materials page-11Multiple Choice Question (MCQ) of Materials page-12Multiple Choice Question (MCQ) of Materials page-13Multiple Choice Question (MCQ) of Materials page-14Multiple Choice Question (MCQ) of Materials page-15Multiple Choice Question (MCQ) of Materials page-16Multiple Choice Question (MCQ) of Materials page-17Multiple Choice Question (MCQ) of Materials page-18Multiple Choice Question (MCQ) of Materials page-19Multiple Choice Question (MCQ) of Materials page-20Multiple Choice Question (MCQ) of Materials page-21Multiple Choice Question (MCQ) of Materials page-22Multiple Choice Question (MCQ) of Materials page-23Multiple Choice Question (MCQ) of Materials page-24Multiple Choice Question (MCQ) of Materials page-25Multiple Choice Question (MCQ) of Materials page-26Multiple Choice Question (MCQ) of Materials page-27Multiple Choice Question (MCQ) of Materials page-28Multiple Choice Question (MCQ) of Materials page-29Multiple Choice Question (MCQ) of Materials page-30Multiple Choice Question (MCQ) of Materials page-31Multiple Choice Question (MCQ) of Materials page-32Multiple Choice Question (MCQ) of Materials page-33Multiple Choice Question (MCQ) of Materials page-34Multiple Choice Question (MCQ) of Materials page-35

Index

SymbolsTransformerRelayPower-SystemBasic-electricalACSR-ConductorCircuit-BreakerInterview-questions-of-Basic-ElectricityInterview-questions-of-transformerInsulatorCurrent-TransformerMCQMCQ-powersystemThermal-power-stationInterview-questions-of-Power-SystemPower-ElectronicsInterview-questions-of-Underground-CableInterview-questions-of-IlluminationIlluminationMCQ-of-ElectronicsMCQ-of-Basic-ElectricalMCQ-of-Transformers MCQ-of-D.C-motor MCQ-of-D.C-generatorsMCQ-Control-SystemMCQ-Measurementsmcq-of-Generation-power-systemMCQ-of-Induction-MotorMCQ-of-Transmission-DistributionMCQ-of-Electrical-MachinesMCQ-of-Alternator-and-Synchronous-MotorsMCQ-Electric-Power

Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-14


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196. Two resistances R1 and R2 are connected in series across the voltage source where R1 > R2. The largest voltage drop will be across

a) R1
b) R2
c) either R1 orR2
d) none of them

Ans: (a)

197. Which of the following statement is true?

a) A Norton equivalent is series circuit
b) A Thevenin equivalent is a parallel circuit
c) Resistive circuit is a dual pair
d) R-L circuit is a dual pair
e) L-C circuit is a dual pair

Ans: (c)

198. The time constant of a series RC circuit is given by

a) RC
b) R/C
c) R2C
d) RC2

Ans: (a)

199.If resistance is 10Ω and inductance is 1 H in an RL series circuit. What will be the time constant of this series RL circuit?

a) 10 second
b) 0.1 second
c) 100 second
d) 0.001 second

Ans: (b)

200. The magnitude of the impedance 20-15j is given by

a) 5 Ω
b) 15 Ω
c) 25 Ω
d) 625 Ω

Ans: (c)

201. If an inductive coil has 50 Ω resistance and 500 Ω inductive reactance. What will be the quality of factor Q?

a) 5
b) 50
c) 100
d) 10

Ans: (d)

202. The impedance Z1 = 4 + 3j and Z2 = 4 – 3j are added. What will be resultant impedance Z1 + Z2 ?

a) 5 <15°
b) 8 <0°
c) 8 <180°
d) None of the above

Ans: (b)

203. The phasors for which of the following pair are 180° out of phase for VL, VC and VR ?

a) VL and VR
b) VC and VR
c) VC and VL
d) none of the above

Ans: (c)

204. If impedance Z1 = 10 <10° and Z2 = 10 <15°, what will be the value of Z1 × Z2 ?

a) 100 <15°
b) 10 <5°
c) 100 <50°
d) 20 <15°

Ans: (a)

205. In the Q. 204, what will be the value of Z1/Z2 ?

a) 1 <5°
b) 10 <2°
c) 1 <20°
d) 100 <2°

Ans: (a)

206. The Fourier series expansion of an odd periodic function contains

a) Cosine terms
b) Constant terms only
c) Sine terms
d) Cosec terms only

Ans: (c)

207.The Fourier series expansion of an even periodic function contains

a) Sine terms
b) Constant terms
c) Cosine terms
d) Harmonics

Ans: (c)

208. Which of the following conditions is true for even function?

a) ƒ(t) = - ƒ(n + T/2)
b) ƒ(t) = - ƒ(t)
c) ƒ(t) = ƒ(-t)
d) ƒ(t) = ƒ(t)

Ans: (c)

209. What will be the equivalent conductance G of the circuit shown below. G1, G2 and G3 are the conductance of individual circuit branch

a) G = G1 + G2 + G3
b) 1/G = G1 + G2 + G3
c) 1/G = 1/G1 + 1/G2 + 1/G3
d) G = 1/G1+G2+G3

Ans: (a)

210. If the electrical current is compared to the flow of water through a pipe, which part of the pipe system is analogous to conductance ?

a) Cross-section of the pipe
b) Length of the pipe
c) Pipe gradient
d) Pipe material

Ans: (a)


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