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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-20


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191. Critical voltage of the line can be increased by increasing

a) Diameter
b) Spacing
c) Both (a) and (b)
d) None of these

Ans: (c)

192. An infinite bus bar has a surge impedance equal to

a) Zero
b) Infinite
c) Surge impedance of the transmission line connected to it
d) All of these

Ans: (a)

193. Corona power loss can be reduced by

a) Increases the wire diameter
b) Decreases the wire diameter
c) Using insulated wire
d) None of these

Ans: (b)

194. Ground wire is provided in an overhead line to

a) Provided more mechanical strength to the line
b) Provide a return path for all zero sequence currents
c) Work as lightening conductor
d) All of these

Ans: (d)

195. By corona, surge voltage

a) Attenuates
b) Amplifies
c) Has no effect
d) None of these

Ans: (a)

196. Lines above 50 kV uses

a) Pin type insulator
b) Suspension type insulator
c) Strain type insulator
d) Any of these

Ans: (b)

197. For high voltage applications, the insulator used is

a) Suspension type
b) Pin type
c) Strain type
d) All of these

Ans: (a)

198. Insulators are used on overhead line to insulate the wire from

a) The pole
b) Each other
c) Both (a) and (b)
d) None of these

Ans: (c)

199. Insulators are required to withstand

a) Electrical stresses
b) Mechanical stresses
c) Both (a) and (b)
d) None of these

Ans: (c)

200. Insulator disc subjected to maximum stress is

a) Near the conductor
b) Near the cross arm
c) In the middle of string
d) Are experiences equal stress

Ans: (a)


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