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Generation of Electrical Energy

Generation of Electrical Energy
The efficiency of a modern boiler using coal and heat recovery equipment is about

25 to 30%
85 to 90%
65 to 70%
40 to 50%

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

Boron
Beryllium
Steel
Cast iron

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Generation of Electrical Energy
In an interconnected grid system, the diversity factor of the whole system

None of these
Remains same
Increases
Decreases

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Generation of Electrical Energy
Binary vapor cycles are used to

Increase the performance of the condenser
Increase the efficiency of the plant
None of these
Increase efficiency of the turbine

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Generation of Electrical Energy
In thermal power plant, economiser are used to heat

Steam
None of these
Feed water
Air

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Generation of Electrical Energy
Alternator converts

Mechanical energy into electrical energy
None of these
Electrical energy into mechanical energy
Sound energy into electrical energy

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