Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor Increases with increase in compression ratio Decreases with decrease in compression ratio Decreases with increase in compression ratio Increases with decrease in compression ratio Increases with increase in compression ratio Decreases with decrease in compression ratio Decreases with increase in compression ratio Increases with decrease in compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up the wrong statement about advantages of multistage compression Mechanical balance is better Air can be cooled perfectly in between More loss of air due to leakage past the cylinder Better lubrication is possible advantages of multistage Mechanical balance is better Air can be cooled perfectly in between More loss of air due to leakage past the cylinder Better lubrication is possible advantages of multistage ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A compressor mostly used for supercharging of I.C. engines is Reciprocating compressor Roots blower Radial flow compressor Axial flow compressor Reciprocating compressor Roots blower Radial flow compressor Axial flow compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air-fuel ratio in gas turbines is of the order of 30: 1 15: 1 7: 1 50: 1. 30: 1 15: 1 7: 1 50: 1. ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pressure ratio in gas turbines is the ratio of Compressor pressure ratio Pressures across the turbine Inlet pressure to exhaust pressure Highest pressure to exhaust pressure Compressor pressure ratio Pressures across the turbine Inlet pressure to exhaust pressure Highest pressure to exhaust pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Maximum temperature in a gas turbine is of the order of 1500°C 2000°C 1000°C 700°C 1500°C 2000°C 1000°C 700°C ANSWER DOWNLOAD EXAMIANS APP
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