A. 3 m3/mt
B. 1.5 m3/mt
C. 18 m3/mt
D. 6 m3/mt
E. 0.75 m3/mt
What will be the volume of air at 327°C if its volume at 27°C is 1.5 m3/mt ? Read More »
Compressors, Gas Turbines and Jet Engines, Mechanical Engineering Mcqs A. ityrequires very big cylinder
B. it does not increase pressure much
C. it is impossible in practice
D. compressor has to run at very slow speed to achieve it
E. it requires cylinder to be placed in water
A. cools the delivered air
B. results in saving of power in compressing a given volume to given pressure
C. is the standard practice for big compressors
D. enables compression in two stages
E. prevents compressor jacket running very hot
Inter cooling in compressors__________________? Read More »
Compressors, Gas Turbines and Jet Engines, Mechanical Engineering Mcqs A. increases
B. decreases
C. remains unaffected
D. may increase or decrease depending on compressor capacity
E. increases upto certain limit and then decreases
The compressor capacity with decrease in suction temperature_________________? Read More »
Compressors, Gas Turbines and Jet Engines, Mechanical Engineering Mcqs A. atmospheric conditions at any specific location
B. 20°C and 1 kg/cm2 and relative humidity 36%
C. 0°C and standard atmospheric conditions
D. 15°C and 1 kg/cm2
E. 25°C, 1 kg/cm2 and RH of 60%.
Standard air is the air at_____________________? Read More »
Compressors, Gas Turbines and Jet Engines, Mechanical Engineering Mcqs A. isothermal
B. adiabatic
C. polytropic
D. any one of the above
E. none of the above
Maximum work is done in compressing air when the compression is_________________? Read More »
Compressors, Gas Turbines and Jet Engines, Mechanical Engineering Mcqs A. standard air
B. free air
C. compressed air
D. compressed air at delivery pressure
E. air sucked
The capacity of a compressor is 5 m /mih. 5 m /min refers to_______________? Read More »
Compressors, Gas Turbines and Jet Engines, Mechanical Engineering Mcqs A. atmospheric conditions at any specific location
B. 20°C and 1 kg/cm2 and relative humidity of 36%
C. 0°C and standard atmospheric conditions
D. 15°C and 1 kg/cm2
E. 25°C, 1 kg/cm2 and relative humidity of 50%.
Free air is the air at________________? Read More »
Compressors, Gas Turbines and Jet Engines, Mechanical Engineering Mcqs A. 0.5 kg
B. 1.0 kg
C. 1.3 kg
D. 2.2 kg
E. 3.2 kg
1 m of air at atmospheric condition weighs approximately__________________? Read More »
Compressors, Gas Turbines and Jet Engines, Mechanical Engineering Mcqs A. isothermal h.p. to the BHP of motor
B. isothermal h.p. to adiabatic h.p.
C. power to drive compressor to isothermal h.p.
D. work to compress air isothermally to work for actual compression
E. isothermal work to ideal work
