Compressors, Gas Turbines and Jet Engines Axial flow compressor has the following advantage over centrifugal compressor 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 Aerofoil blades are used ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a four stage compressor, if the pressure at the first and third stage is 1 bar and 16 bar, then the delivery pressure at the fourth stage will be 64 bar 1 bar 16 bar 256 bar 64 bar 1 bar 16 bar 256 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio in gas turbines is of the order of 0.37569444444444 0.084027777777778 0.16736111111111 2.5423611111111 0.37569444444444 0.084027777777778 0.16736111111111 2.5423611111111 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In air compressors, free air delivery means the None of the listed here Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions Volume of air sucked by the compressor during its suction stroke Volume of air delivered by the compressor None of the listed here Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions Volume of air sucked by the compressor during its suction stroke Volume of air delivered by the compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Euler's equation can be used for Pumps Radial flow compressors Axial flow compressors All of these Pumps Radial flow compressors Axial flow compressors All of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of compressor with increase in compression ratio will Decrease May increase or decrease depending on clearance volume Increase Remain same Decrease May increase or decrease depending on clearance volume Increase Remain same ANSWER DOWNLOAD EXAMIANS APP