The specific output per kg mass flow rate of a gas turbine (having fixed efficiencies of compressor and turbine and fixed higher and lower temperature) with increase in pressure ratio will
A. Increase first at fast rate and then slow
B. Increase first at slow rate and then fast
C. Decrease continuously
D. First increase, reach maximum and then decrease
Answer: Option D
Solution(By Examveda Team)
The specific output per kg mass flow rate of a gas turbine (having fixed efficiencies of compressor and turbine and fixed higher and lower temperature) with increase in pressure ratio will First increase, reach maximum and then decreaseRelated Questions on Compressors, Gas Turbines and Jet Engines
The compression ratio for the compressor is always _________ unity.
A. Equal to
B. Less than
C. More than
D. None of these
The hottest point in a gas turbine is
A. At the base
B. At the tip
C. In the center
D. Between ~ to i of the blade height
Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is
A. Higher
B. Lower
C. Equal
D. Can't be compared
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