Compressors, Gas Turbines and Jet Engines The capacity of a compressor is 5 m/min refers to Compressed air at delivery pressure Standard air Compressed air Free air Compressed air at delivery pressure Standard air Compressed air Free air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor Increases with increase in compression ratio Increases with decrease in compression ratio Decreases with decrease in compression ratio Decreases with increase in compression ratio Increases with increase in compression ratio Increases with decrease in compression ratio Decreases with decrease in compression ratio Decreases with increase in compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines With the decrease in compression ratio, the volumetric efficiency Decreases First decrease and then increase Does not change Increases Decreases First decrease and then increase Does not change Increases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ram compression in turbojet involves Lost work Increasing speed of incoming air Compression of inlet air Reduction of speed of incoming air and conversion of part of it into pressure energy Lost work Increasing speed of incoming air Compression of inlet air Reduction of speed of incoming air and conversion of part of it into pressure energy ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Work ratio of a gas turbine may be improved by Increasing the turbine work Increasing the compression work Decreasing the compression work Both (A) and (C) above Increasing the turbine work Increasing the compression work Decreasing the compression work Both (A) and (C) above ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbines use following type of air compressor Axial flow type Reciprocating type Centrifugal type Lobe type Axial flow type Reciprocating type Centrifugal type Lobe type ANSWER DOWNLOAD EXAMIANS APP
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