Compressors, Gas Turbines and Jet Engines The type of rotary compressor used in aeroplanes, is of None of these Centrifugal type Radial flow type Axial flow type None of these Centrifugal type Radial flow type Axial flow type ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For a two stage compressor, if index of compression for higher stage is greater than index of compression for lower stage, then the optimum pressure as compared to ideal case will Other factors control it Decrease Increase Remain unaffected Other factors control it Decrease Increase Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air power of the compressor is also known as Brake power None of these Indicated power Frictional power Brake power None of these Indicated power Frictional power ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor has the following advantage over centrifugal compressor 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 Higher pressure ratio per stage ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The reason for volumetric efficiency of reciprocating compressor being less than 100 percent is All of these Superheating in compressor Clearance volume and leakages Pressure drop across the valves All of these Superheating in compressor Clearance volume and leakages Pressure drop across the valves ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Phenomenon of choking in compressor means Increased inclination of chord with air steam Fixed mass flow rate regardless of pressure ratio Reducing mass flow rate with increase in pressure ratio No flow of air Increased inclination of chord with air steam Fixed mass flow rate regardless of pressure ratio Reducing mass flow rate with increase in pressure ratio No flow of air ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS