Compressors, Gas Turbines and Jet Engines Diffuser in a compressor is used to Convert kinetic energy into pressure energy Convert pressure energy into kinetic energy Make the flow streamline Increase velocity Convert kinetic energy into pressure energy Convert pressure energy into kinetic energy Make the flow streamline Increase velocity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Isothermal compression though most efficient, but is not practicable because It requires very big cylinder It does not increase pressure much Compressor has to run at very slow speed to achieve it It is impossible in practice It requires very big cylinder It does not increase pressure much Compressor has to run at very slow speed to achieve it It is impossible in practice ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volume of air sucked by the compressor during its suction stroke is called None of these Swept volume Free air delivery Compressor capacity None of these Swept volume Free air delivery Compressor capacity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Turbofan engine employs Solid fuel firing One air stream No air stream Two or more air streams Solid fuel firing One air stream No air stream Two or more air streams ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor without clearance volume Is not dependent upon compression ratio May increase/decrease depending on compressor capacity Increases with increase in compression ratio Decreases with increase in compression ratio Is not dependent upon compression ratio May increase/decrease depending on compressor capacity Increases with increase in compression ratio Decreases with increase in compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine blades are given a rake Depending on the velocity Equal to zero In the direction of motion of blades Opposite to the direction of motion of blades Depending on the velocity Equal to zero In the direction of motion of blades Opposite to the direction of motion of blades ANSWER DOWNLOAD EXAMIANS APP
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