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-PowerMCQ-Illumination

Objective Type Question or MCQ of Power System Protection page-8


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71. A cooling tower can be seen in

a) Gas turbine plant
b) Nuclear power plant
c) Hydroelectric power plant
d) Thermal power plant.

Ans: (d)

72. Which of the following is considered as superior quality of coal?

a) Coke
b) Lignite
c) Pent
d) Bituminous coal

Ans: (d)

73. Equipment used and temperature the coal is known as

a) Ball mill
b) Burner
c) Hopper
d) Stoker

Ans: (a)

74. In a super-heater

a) Pressure rises, temperature drop
b) Pressure rises, temperature remains constant
c) Pressure remains constant and temperature rises
d) Both pressure and temperature remains constant.

Ans: (c)

75. Tidal energy mainly makes use of

a) Kinetic energy of water
b) Potential energy of water
c) Both kinetic as well as potential energy of water
d) None of the above.

Ans: (b)

76. Pumped storage plant in India

a) Does not exist
b) Exists in Kadamparai (Tamil Nadu)
c) Exists in Gandhi Sagar Dam (Kota)
d) Is being installed in Haryana.

Ans: (b)

77.Connected load of a consumer is 2 kW and his maximum demand is 1.5 kW. The load factor of the consumer will be

a) 0.75
b) 0.375
c) 1.33
d) None of the above

Ans: (d)

78. A module is a

a) Newly installed solar cell
b) Series parallel arrangement of solar cells
c) A series of solar cells when not used for power generation
d) None of above.

Ans: (b)

79. In hydrothermal source of geothermal energy

a) Hot water or steam is available
b) Hot gases are available
c) Molten lava is available
d) None of these

Ans: (a)

80. Efficiency of a plant is secondary consideration for

a) Base load power plants
b) Peak load power plants
c) Both peak load as well as base load power plants
d) Neither peak load nor base load power plants

Ans: (b)

81. most of the generators in thermal power plants run at

a) 3000 rpm
b) 1500 rpm
c) 1000 rpm
d) 750 rpm

Ans: (a)


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