Compressors, Gas Turbines and Jet Engines Isothermal compression efficiency, even when running at high speed, can be approached by using Multistage compression Fully insulating the cylinder Both (A) and (B) above Cold water spray Multistage compression Fully insulating the cylinder Both (A) and (B) above Cold water spray ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of isentropic work to Euler work is known as Slip factor Work coefficient Pressure coefficient Polytropic reaction Slip factor Work coefficient Pressure coefficient Polytropic reaction ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a four stage compressor, if the pressure at the first and third stage is 1 bar and 16 bar, then the delivery pressure at the fourth stage will be 256 bar 1 bar 64 bar 16 bar 256 bar 1 bar 64 bar 16 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Maximum temperature in a gas turbine is of the order of 2000°C 1000°C 1500°C 700°C 2000°C 1000°C 1500°C 700°C ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of specific weight/h.p. of gas turbine and I.C engines may be typically of the order of 0.084027777777778 0.042361111111111 0.045833333333333 0.16736111111111 0.084027777777778 0.042361111111111 0.045833333333333 0.16736111111111 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which is false statement about advantages of multistage compressor in comparison to single stage compressor? Lower volumetric efficiency Less power requirement Less loss of air due to leakage past the cylinder Better mechanical balance Lower volumetric efficiency Less power requirement Less loss of air due to leakage past the cylinder Better mechanical balance ANSWER DOWNLOAD EXAMIANS APP
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