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.Management Sciences
A. larger air handling ability per unit frontal area
B. higher pressure ratio per stage
C. aerofoil blades are used
D. higher average velocities
E. none of the above
Related Mcqs:
- Maximum work is done in compressing air when the compression is_________________?
- A. isothermal B. adiabatic C. polytropic D. any one of the above E. none of the above...
- During peak load periods, the best method of controlling compressors is___________________?
- A. start-stop motor B. constant speed unloader C. relief valve D. variable speed E. none of the above...
- The volumetric efficiency of a compressor falls roughly as follows for every 100 m increase in elevation___________________?
- A. 0.1% B. 0.5% C. 1.0% D. 5% E. 10%....
- Actual compression curve is___________________?
- A. same as isothermal B. same as adiabatic C. better than isothermal and adiabatic D. in between isothermal and adiabatic E. none of the above...
- A rocket engine for the combustion of its fuel_____________________?
- A. carries its own oxygen B. uses surrounding air C. uses compressed atmospheric air D. does not require oxygen E. depends on electrical energy supplied by solar cells...
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