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Generation of Electrical Energy

Generation of Electrical Energy
The output of a solar cell is of the order of

20 W
1 W
5 W
10 W

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

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

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Generation of Electrical Energy
The capacity of the power plant is generally made _______ more than the maximum demand to meet the future load requirements.

60% to 70%
55% to 60%
15% to 20%
90% to 95%

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

two
three
one
four

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Generation of Electrical Energy
The efficiency of chimney is approximately

80 %
40 %
20 %
0.25 %

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Generation of Electrical Energy
Load factor is generally

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

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