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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%
25 to 30%
65 to 70%
85 to 90%
40 to 50%
25 to 30%
65 to 70%
Answer
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Related Question
Generation of Electrical Energy
Rankine cycle efficiency of a good steam power plant may be in the range of
70 to 80 percent
90 to 95 percent
35 to 45 percent
15 to 20 percent
70 to 80 percent
90 to 95 percent
35 to 45 percent
15 to 20 percent
Answer
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Generation of Electrical Energy
There are no stand by losses in _______ plant.
Hydroelectric plant
Steam power plant
Nuclear power plant
Diesel power plant
Hydroelectric plant
Steam power plant
Nuclear power plant
Diesel power plant
Answer
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Generation of Electrical Energy
The diversity factor is always
Less than 1
Greater than 1
None of these
Equal to 1
Less than 1
Greater than 1
None of these
Equal to 1
Answer
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Generation of Electrical Energy
Evaporative type of condenser has
None of these
water in pipes surrounded by steam
steam in pipes surrounded by water
either (A) or (B)
None of these
water in pipes surrounded by steam
steam in pipes surrounded by water
either (A) or (B)
Answer
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Generation of Electrical Energy
The effect of considering friction losses in steam nozzle for the same pressure ratio leads to
increase or decrease depending upon the exit quality of steam
increase in exit velocity from the nozzle
decrease in exit velocity from the nozzle
no change in exit velocity from the nozzle
increase or decrease depending upon the exit quality of steam
increase in exit velocity from the nozzle
decrease in exit velocity from the nozzle
no change in exit velocity from the nozzle
Answer
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