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
Related Mcqs:
- Example of overfeed type stoker is___________?
A. chain grate
B. spreader
C. travelling grate
D. all of the above - Where unpulverised coal has to be used and boiler capacity is large, the stoker which is used is______________?
A. underfeed stoker
B. overfeed stoker
C. any - Caking coals are those which__________?
A. burn completely
B. burn freely
C. do not form ash
D. form lumps or masses of coke - Under-feed stokers work best for _________ coals high in volatile matter and with caking tendency?
A. anthracite
B. lignite
C. semibituminous and bituminous - 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 - 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 - A steam power station requires space______________?
A. equal to diesel power station
B. more than diesel power station
C. less than diesel power station - The ratio of exit pressure to inlet pressure of maximum mass flow rate per area of steam through a nozzle when steam is initially superheated is__________?
A. 0.555
B. 0.578
C. 0.5457
D. 0.6 - 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 system - Which of the following power plant has least fuel transportation______________?
A. nuclear power plants
B. diesel generating plants
C. thermal power plants
D. steam power stations
