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.Management Sciences
A. increases with increase in compression ratio
B. decreases with increase in compression ratio
C. in not dependent upon compression ratio
D. may increase/decrease depending on compressor capacity
E. unpredictable
Related Mcqs:
- The overall isothermal eiffciency of compressor is defined as the ratio of_______________?
- 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...
- Ratio of indicated H.P. and brake H.P. is known as_________________?
- A. mechanical efficiency B. volumetric efficiency C. isothermal efficiency D. adiabatic efficiency E. relative efficiency...
- During base load operation, the best method of controlling compressor is ___________________?
- A. start-stop motor B. constant speed unloader C. relief valve D. variable speed E. none of the above...
- There is a certain pressure ratio (optimum) for a gas turbine at which its thermal efficiency is maximum. With increase in turbine temperature, the value of pressure ratio for the peak efficiency would__________________?
- A. remain same B. decrease C. increase D. unpredictable E. none of the above...
- Air-fuel ratio in a jet engine will be of the order of__________________?
- A. 10: 1 B. 15: 1 C. 20 : 1 D. 60 : 1 E. 100 :...
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