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 Efficiency of the engine Both (A) and (B) None of these Thrust and range of aircraft Efficiency of the engine Both (A) and (B) None of these Thrust and range of aircraft ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a double acting compressor, the air is compressed In one cylinder In two cylinders In two cylinders on both sides of the piston In a single cylinder on both sides of the piston In one cylinder In two cylinders In two cylinders on both sides of the piston In a single cylinder on both sides of the piston ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The effective power of gas turbines is increased by adding the following in compressor Nitrogen Hydrogen Ammonia and water vapour Carbon dioxide Nitrogen Hydrogen Ammonia and water vapour Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Propulsion efficiency of the following order is obtained in practice 0.34 0.6 0.5 0.72 0.34 0.6 0.5 0.72 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the discharge pressure to the inlet pressure of air is called Compressor efficiency Compression ratio Expansion ratio Volumetric efficiency Compressor efficiency Compression ratio Expansion ratio Volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The work done per unit mass of air in compression will be least when 'n' is equal to 1 1.3 1.2 1.4 1 1.3 1.2 1.4 ANSWER DOWNLOAD EXAMIANS APP
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