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Generation of Electrical Energy

Generation of Electrical Energy
Reflectors of a nuclear reactor are made up of

Boron
Cast iron
Steel
Beryllium

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Generation of Electrical Energy
Which of the following material is used as a moderator in nuclear power plant?

Boron
Calcium
Plutonium
Graphite

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Generation of Electrical Energy
Underfeed stokers work best for __________ coals high in volatile matter and with caking tendency

Semi-bituminous and bituminous
Anthracite
Lignite
All of these

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Generation of Electrical Energy
1 kWh=______kcal

610
860
746
520

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Generation of Electrical Energy
The efficiency of chimney is approximately

80 %
40 %
0.25 %
20 %

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Generation of Electrical Energy
The overall efficiency of thermal power plant is equal to

Rankine cycle efficiency
Regenerative cycle efficiency
Carnot cycle efficiency
Bioler efficiency × turbine efficiency × generator efficiency

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