Compressors, Gas Turbines and Jet Engines The pressure ratio in gas turbines is of the order of 0.084027777777778 0.16736111111111 0.37569444444444 2.5423611111111 0.084027777777778 0.16736111111111 0.37569444444444 2.5423611111111 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency is Index of compressor performance The ratio of the air actually delivered to the amount of piston displacement Reciprocal of compression ratio The ratio of stroke volume to clearance volume Index of compressor performance The ratio of the air actually delivered to the amount of piston displacement Reciprocal of compression ratio The ratio of stroke volume to clearance volume ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In open cycle turbojet engines used in military aircraft, reheating the exhaust gas from the turbine by burning, more fuel is used to increase the None of these Both (A) and (B) Thrust and range of aircraft Efficiency of the engine None of these Both (A) and (B) Thrust and range of aircraft Efficiency of the engine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Separators in compressor installations are located Before inter-cooler After inter-cooler Between after-cooler and air receiver After receiver Before inter-cooler After inter-cooler Between after-cooler and air receiver After receiver ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor has the following advantage over centrifugal compressor Higher average velocities Aerofoil blades are used Higher pressure ratio per stage Larger air handling ability per unit frontal area Higher average velocities Aerofoil blades are used Higher pressure ratio per stage Larger air handling ability per unit frontal area ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a single stage, single acting reciprocating air compressor, without clearance volume, the work-done is minimum during Isentropic compression None of these Isothermal compression Polytropic compression Isentropic compression None of these Isothermal compression Polytropic compression ANSWER DOWNLOAD EXAMIANS APP
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