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Generation of Electrical Energy

Generation of Electrical Energy
In which of the following power plants the maintenance cost is usually high

Diesel power station
Nuclear power plant
Hydroelectric plant
Thermal power plant

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

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

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Generation of Electrical Energy
The cheapest plan in operations and Maintenance

Hydroelectric plant
Diesel power plant
Steam power plant
Nuclear power plant

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

Lignite
Anthracite
Semi-bituminous and bituminous
All of these

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Generation of Electrical Energy
Water hammer is developed in a

Turbine
Surge tank
Draft tube
Penstock

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Generation of Electrical Energy
Reheat cycle in steam power plant is used to

increase thermal efficiency
reduce loss of heat
utilise heat of flue gases
improve condenser performance

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