Compressors, Gas Turbines and Jet Engines A rocket engine uses __________ for the combustion of its fuel. Compressed atmospheric air Surrounding air None of these Its own oxygen Compressed atmospheric air Surrounding air None of these Its own oxygen ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In the aircraft propellers Its functioning does not depend on presence of air The propulsive matter is caused to flow around the propelled body All of these Propulsive matter is ejected from within the propelled body Its functioning does not depend on presence of air The propulsive matter is caused to flow around the propelled body All of these Propulsive matter is ejected from within the propelled body ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ratio of compression is the ratio of Stroke volume and clearance volume Gauge discharge pressure to the gauge intake pressure Pressures at discharge and suction corresponding to same temperature Absolute discharge pressure to the absolute intake pressure Stroke volume and clearance volume Gauge discharge pressure to the gauge intake pressure Pressures at discharge and suction corresponding to same temperature Absolute discharge pressure to the absolute intake pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The mass of gas turbine per kW developed is about ________ as that of an I.C. engine. One fourth Same One sixth One-half One fourth Same One sixth One-half ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The performance of air compressor at high altitudes will be ________ as compared to that at sea level. Higher Lower Same None of these Higher Lower Same None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor Increases with increase in compression ratio Decreases with increase in compression ratio Increases with decrease in compression ratio Decreases with decrease in compression ratio Increases with increase in compression ratio Decreases with increase in compression ratio Increases with decrease in compression ratio Decreases with decrease in compression ratio ANSWER DOWNLOAD EXAMIANS APP
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