A. 532 k cal.
B. 735 k cal.
C. 746 k cal.
D. 860 k cal.
Related Mcqs:
- 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 quality - The overall efficiency of thermal power plant is equal to____________?
A. Rankine cycle efficiency
B. Carnot cycle efficiency
C. Regenerative cycle efficiency
D. Boiler efficiency x turbine efficiency x generator efficiency - In a boiler installation the natural draught is produced_____________?
A. due to the fact that furnace gases being light go through the chimney giving place to cold air from outside to rush in
B. due to the fact that pressure at the grate due to cold column is higher than the pressure at the chimney base due to hot column
C. due to the fact that at the chimney top the pressure is more than its environmental pressure
D. all of the above - The ratio of exit pressure to inlet pressure for maximum mass flow rate per unit area of steam through a nozzle when steam is initially dry saturated is___________?
A. 0.6
B. 0.578
C. 0.555
D. 0.5457 - In a surface condenser if air is removed, there is___________?
A. fall in absolute pressure maintained in condenser
B. rise in absolute pressure maintained in condenser
C. no change in absolute pressure in the condenser
D. rise in temperature of condensed steam - The efficiency of a modern boiler using coal and heat recovery equipment is about_____________?
A. 25 to 30%
B. 40 to 50%
C. 65 to 70%
D. 85 to 90% - In _________ system fuel from a central pulverizing unit is delivered to a bunker and then to the various burners?
A. unit
B. central
C. none of the above - Deaerative heating is done to_____________?
Deaerative heating is done to
A. heat the water
B. heat the air in the water
C. remove dissolved gases in the water - Which of the following power plant has highest Depreciation charges?
A. Thermal plant
B. Diesel plant
C. Hydroelectric plant
D. All have same - 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
