Search
.Management Sciences
Category: Power Generation
If the load factor of a power station is high then its cost of generation will be_______?
A. High.
B. Low.
C. Remain same.
D. Depend upon plant type.
Rateau steam turbine is______________?
A. reaction steam turbine
B. velocity compounded impulse steam turbine
C. pressure compounded impulse steam turbine
D. pressure velocity compounded steam turbine
Reheat factor in steam turbines depends on______________?
A. exit pressure only
B. stage efficiency only
C. initial pressures and temperature only
D. all of the above
TravelUng grate stoker can burn coals at the rates of____________?
A. 50—75 kg/m per hour
B. 75—100 kg/m per hour
C. 100—150 kg/m per hour
D. 150—200 kg/m2 per hour
Rankine cycle efficiency of a good steam power plant may be in the range of____________?
A. 15 to 20 per cent
B. 35 to 45 per cent
C. 70 to 80 per cent
D. 90 to 95 per ceut
In steam turbines the reheat factor_____________?
A. increases with the increase in number of stages
B. decreases with the increase in number of stages
C. remains same irrespective of number of stages
D. none of the above
The draught produced by steel chimney as compared to that produced by brick chimney for the same height is_____________?
A. less
B. more
C. same
D. may be more or less
Demand factor is defined as___________?
A. average load/maximum load.
B. maximum demand/connected load
C. connected load/maximum demand.
D. average load x maximum load
Steam pressure in a steam power station, which is usually kept now-a-days is of the order of____________?
A. 20 kgf/cm2
B. 50 kgf/cm2
C. 100 kgf/cm2
D. 150 kgf/cm2
Which of the following Power Plant causes least environmental pollution____________?
A. Thermal Power Plant
B. Hydro Power Plant
C. Nuclear Power Plant
D. Diesel Power Plant
Recent Comments