Compressors, Gas Turbines and Jet Engines In an axial flow compressor, the ratio of pressure in the rotor blades to the pressure rise in the compressor in one stage is known as Pressure coefficient Slip factor Work factor Degree of reaction Pressure coefficient Slip factor Work factor Degree of reaction ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of compressor with increase in compression ratio will Increase Remain same May increase or decrease depending on clearance volume Decrease Increase Remain same May increase or decrease depending on clearance volume Decrease ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor has the following advantage over centrifugal compressor Higher pressure ratio per stage Aerofoil blades are used Higher average velocities Larger air handling ability per unit frontal area Higher pressure ratio per stage Aerofoil blades are used Higher average velocities Larger air handling ability per unit frontal area ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up the wrong statement about advantages of multistage compression Air can be cooled perfectly in between More loss of air due to leakage past the cylinder Mechanical balance is better Better lubrication is possible advantages of multistage Air can be cooled perfectly in between More loss of air due to leakage past the cylinder Mechanical balance is better Better lubrication is possible advantages of multistage ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The weight per horse power ratio for gas in Turbine as compared to I.C. engine and steam turbine is Same Lower None of these Higher Same Lower None of these Higher ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Atmospheric pressure is 1.03 kg/cm and vapour pressure is 0.03 kg/cm. The air pressure will be 1.03 kg/cm² 1.00 kg/cm² 0.53 kg/cm² 1.06 kg/cm² 1.03 kg/cm² 1.00 kg/cm² 0.53 kg/cm² 1.06 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
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