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Generation of Electrical Energy

Generation of Electrical Energy
Rankine cycle efficiency of a good steam power plant may be in the range of

70 to 80 percent
15 to 20 percent
90 to 95 percent
35 to 45 percent

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Generation of Electrical Energy
Thermal efficiency of closed cycle gas turbine plant increases by

All of these
Intercooling
Reheating
Regenerator

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Generation of Electrical Energy
Parson's turbine is

simple single wheel reaction steam turbine
pressure compounded steam turbine
multi wheel reaction steam turbine
simple single wheel, impulse steam turbine

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Generation of Electrical Energy
Blowing down of boiler water is the process

None of these
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

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Generation of Electrical Energy
Water hammer is developed in a

Penstock
Surge tank
Draft tube
Turbine

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Generation of Electrical Energy
The diversity factor is always

None of these
Greater than 1
Equal to 1
Less than 1

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