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Objective Type Question or MCQ of Transmission and Distribution page-1Objective Type Question or MCQ of Transmission and Distribution page-2Objective Type Question or MCQ of Transmission and Distribution page-3Objective Type Question or MCQ of Transmission and Distribution page-4Objective Type Question or MCQ of Transmission and Distribution page-5Objective Type Question or MCQ of Transmission and Distribution page-6Objective Type Question or MCQ of Transmission and Distribution page-7Objective Type Question or MCQ of Transmission and Distribution page-8Objective Type Question or MCQ of Transmission and Distribution page-9Objective Type Question or MCQ of Transmission and Distribution page-10Objective Type Question or MCQ of Transmission and Distribution page-11Objective Type Question or MCQ of Transmission and Distribution page-12Objective Type Question or MCQ of Transmission and Distribution page-13Objective Type Question or MCQ of Transmission and Distribution page-14Objective Type Question or MCQ of Transmission and Distribution page-15Objective Type Question or MCQ of Transmission and Distribution page-16Objective Type Question or MCQ of Transmission and Distribution page-17Objective Type Question or MCQ of Transmission and Distribution page-18Objective Type Question or MCQ of Transmission and Distribution page-19Objective Type Question or MCQ of Transmission and Distribution page-20Objective Type Question or MCQ of Transmission and Distribution page-21Objective Type Question or MCQ of Transmission and Distribution page-22Objective Type Question or MCQ of Transmission and Distribution page-23Objective Type Question or MCQ of Transmission and Distribution page-24

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 Transmission and Distribution page-19


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181. With 10% increase in span of the line, sag increases by

a) 18%
b) 19%
c) 20%
d) 21%

Ans: (d)

182. Inductance and capacitance of a transmission line depend upon

a) Voltage of the line
b) Volume of the line
c) Current in the line
d) Physical configuration

Ans: (d)

183. As transmission voltage increases, volume of the conductor

a) Increases
b) Decreases
c) Remain same
d) Increases proportionately

Ans: (b)

184. Inductance due to conductor’s own current is called

a) Self inductance
b) Mutual inductance
c) Internal inductance
d) None of these

Ans: (c)

185. Guy is fastened to a pole to

a) Strengthen the pole
b) Hold telephone cables
c) Keep the wires from sagging
d) None of these

Ans: (a)

186. Corona always results in

a) Insulation failure
b) Faults in line
c) Radio interference
d) All of these

Ans: (c)

187. In a d.c. 3 wire transmission system, cross-section of the neutral is generally

a) 1/2 of the outer conductor
b) 1/4 of the outer conductor
c) 1/3 of the outer conductor
d) None of these

Ans: (a)

188. Capacitance of a transmission line is a result of

a) Potential difference between the conductors
b) Current in the conductors
c) Both (a) and (b)
d) None of these

Ans: (a)

189. Transformer at sending end of a line usually

a) Star-star
b) Star-delta
c) Delta-star
d) Delta-delta

Ans: (b)

190. Cross-section area of the neutral wire in a 3phase, 4 wire system is equal to

a) That of phase conductor
b) 1/2 times that of phase conductor
c) 1/4 times that of phase conductor
d) 2 times that of phase conductor

Ans: (c)


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