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Generation of Electrical Energy

Generation of Electrical Energy
The blade of gas turbine rotor are made of

Stainless steel
High alloy steel
High nickel alloy
Carbon steel

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Generation of Electrical Energy
Steam turbines commonly used in steam power plant are

None of these
Condensing type
Non-condensing type
Both condensing and non-condensing type

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

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

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

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

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Generation of Electrical Energy
For the safety of a steam boiler the number of safety valves fitted are

one
three
two
four

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Generation of Electrical Energy
In a thermal power station, superheater heats

None of these
Steam
Air
Feed water

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