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Mechanical Engineering · Q121

Compressors, Gas Turbines And Jet Engines

Engineering and GATE · Mechanical Engineering · question 121

Q121

Which of the following statement is correct?

A.
The ratio of the discharge pressure to the inlet pressure of air is called compressor efficiency
B.
The compression ratio for the compressor is always greater than unity
Answer
C.
The compressor capacity is the ratio of work-done per cycle to the stroke volume
D.
During isothermal compression of air, the work-done in a compressor is maximum

Answer: Option B

Solution

Answer: Option B
Solution:
The compression ratio for the compressor is always greater than unity