The modern steam turbines are___________?
The modern steam turbines are___________?
A. impulse turbines
B. reaction turbines
C. impulse-reaction turbines
D. none of the above
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A steam power station requires space______________?
A steam power station requires space______________?
A. equal to diesel power station
B. more than diesel power station
C. less than diesel power stationThe effect of considering friction in steam nozzles for the same pressure ratio leads to_________?
The effect of considering friction in steam nozzles for the same pressure ratio leads to_________?
A. increase in dryness fraction of exit steam
B. decrease in dryness fraction of exit steam
C. no change in the quality of exit steam
D. decrease or increase of dryness fraction of exit steam depending upon inlet qualityLoad center in a power station is___________?
Load center in a power station is___________?
A. center of coal fields
B. center of maximum load of equipments
C. center of gravity of electrical systemThe voltage of a single solar cells is about
The voltage of a single solar cells is about
A. 0.5 volt
B. 1 volt
C. 1.8 volt
D. 1. 5 voltFor Parson’s reaction steam turbine, degree of reaction is____________?
For Parson’s reaction steam turbine, degree of reaction is____________?
A. 75%
B. 100%
C. 50%
D. 60%The value of reheat factor normally varies from___________?
The value of reheat factor normally varies from___________?
A. 0.5 to 0.6
B. 0.9 to 0.95
C. 1.02 to 1.06
D. 1.2 to 1.6