Compressors, Gas Turbines and Jet Engines If the clearance ratio for a reciprocating air compressor is 'K', then its volumetric efficiency is given by 1 - k + k (p₁/p₂) n- 1/n 1 + k - k (p₂/p₁)1/n 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂) n- 1/n 1 + k - k (p₂/p₁)1/n 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁) n-1/n ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The inlet pressure is always ___ the discharge pressure. None of the listed here More than Equal to Less than None of the listed here More than Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ratio of compression is the ratio of Pressures at discharge and suction corresponding to same temperature Gauge discharge pressure to the gauge intake pressure Stroke volume and clearance volume Absolute discharge pressure to the absolute intake pressure Pressures at discharge and suction corresponding to same temperature Gauge discharge pressure to the gauge intake pressure Stroke volume and clearance volume Absolute discharge pressure to the absolute intake pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In gas turbines, high thermal efficiency is obtained in Closed cycle & Open cycle Open cycle Closed cycle Closed/open depending on other considerations Closed cycle & Open cycle Open cycle Closed cycle Closed/open depending on other considerations ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Reheating in a gas turbine Increases the compressor work Increases the turbine work Decreases the thermal efficiency Increases the thermal efficiency Increases the compressor work Increases the turbine work Decreases the thermal efficiency Increases the thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor has the following advantage over centrifugal compressor Larger air handling ability per unit frontal area Higher average velocities Higher pressure ratio per stage Aerofoil blades are used Larger air handling ability per unit frontal area Higher average velocities Higher pressure ratio per stage Aerofoil blades are used ANSWER DOWNLOAD EXAMIANS APP
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