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Generation of Electrical Energy

Generation of Electrical Energy
The draught produced by steel chimney as compared to that produced by brick chimney for the same height is

May be more or less
More
Less
Same

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Generation of Electrical Energy
The isentropic expansion of steam through nozzle for the steam initially dry saturated at inlet is approximated by equation.

pv
pv1A = C
pv = C
pv1i = C

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

Air
None of these
Steam
Feed water

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

to increase the steam temperature
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

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Generation of Electrical Energy
India's first nuclear power plant was installed at

Kalpakkam
Kota
None of these
Tarapore

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Generation of Electrical Energy
The efficiency of chimney is approximately

80 %
0.25 %
40 %
20 %

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