Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor decreases with ________ in compression ratio. Decrease Does not change Increase Remain same Decrease Does not change Increase Remain same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thrust of a jet propulsion power unit can be increased by All of these Injecting ammonia into the combustion chamber Injecting water into the compressor Burning fuel after gas turbine All of these Injecting ammonia into the combustion chamber Injecting water into the compressor Burning fuel after gas turbine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the net work obtained from the gas turbine plant to the turbine work is known as Work ratio None of these Pressure ratio Compression ratio Work ratio None of these Pressure ratio Compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressed air may be used In gas turbine plants In starting and supercharging of I.C. engines All of the listed here For operating pneumatic drills In gas turbine plants In starting and supercharging of I.C. engines All of the listed here For operating pneumatic drills ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio of an ideal vaned compressor with increase in mass flow rate Decreases First decreases and then increases Remain constant Increases Decreases First decreases and then increases Remain constant Increases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The combustion efficiency of a gas turbine using perfect combustion chamber is of the order of 0.75 0.9 0.85 0.99 0.75 0.9 0.85 0.99 ANSWER DOWNLOAD EXAMIANS APP
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