Compressors, Gas Turbines and Jet Engines The capacity of a compressor is expressed in m³/kg kg/m² m³/min kg/m³ m³/kg kg/m² m³/min kg/m³ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a reciprocating air compressor, the compression work per kg of air Increases as clearance volume decreases Increases as clearance volume increases Is independent of clearance volume Decreases as clearance volume increases Increases as clearance volume decreases Increases as clearance volume increases Is independent of clearance volume Decreases as clearance volume increases 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 Both (A) and (B) Efficiency of the engine Thrust and range of aircraft None of these Both (A) and (B) Efficiency of the engine Thrust and range of aircraft None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Only rocket engines can be propelled to space because They are not air breathing engines They can generate very high thrust They have high propulsion efficiency These engines can work on several fuels They are not air breathing engines They can generate very high thrust They have high propulsion efficiency These engines can work on several fuels ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thermal efficiency of a simple gas turbine for a given turbine inlet temperature with increase in pressure ratio Increases Decreases First decreases and then increases First increases and then decreases Increases Decreases First decreases and then increases First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines An after-cooler is used to Remove impurities from air Cause moisture and oil vapour to drop out Reduce volume of air Cool the air Remove impurities from air Cause moisture and oil vapour to drop out Reduce volume of air Cool the air ANSWER DOWNLOAD EXAMIANS APP
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