GENERATION OF ELECTRICAL ENERGY QUIZ

The most clean power plant is

Steam power plant

Hydroelectric plant

Nuclear power plant

Diesel power plant

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The overall efficiency of thermal power plant is equal to

Regenerative cycle efficiency

Bioler efficiency × turbine efficiency × generator efficiency

Carnot cycle efficiency

Rankine cycle efficiency

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The function of a moderator in a nuclear reactor is

To slow down the fast moving electrons

To speed up the slow moving electrons

To start the chain reaction

To transfer heat produced inside the reactor to a heat exchanger

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Blowing down of boiler water is the process

to reduce the boiler pressure

to control the solid concentration in the boiler water by removing some of the concentrated saline water

to increase the steam temperature

None of these

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Pelton turbines are mostly

Horizontal

Inclined

None of these

Vertical

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Water hammer is developed in a

Penstock

Surge tank

Turbine

Draft tube

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The average ash content in indian coals is about

15%

10%

5%

20%

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Which of the following component, in a steam power plant, needs maximum maintenance attention?

Water treatment plant

Steam turbine

Condenser

Boiler

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Example of overfeed type stoker is

all of these

travelling grate

chain grate

spreader

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To supply base load of a power station, _______ power plant is very suitable.

Diesel power station

Gas power station

Nuclear power plant

None of these

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