Compressors, Gas Turbines and Jet Engines The efficiency of a jet engine is higher at High altitudes Low altitudes Low speeds High speeds High altitudes Low altitudes Low speeds High speeds ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a single acting reciprocating air compressor, without clearance, the compression of air may be Polytropic Isentropic Any one of these Isothermal Polytropic Isentropic Any one of these Isothermal ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of air compressors is of the order of 70 - 90% 60 - 70% 40 - 50% 20 - 30% 70 - 90% 60 - 70% 40 - 50% 20 - 30% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thermal efficiency of a gas turbine as compared to a diesel plant is Less More Same Depends on other factors Less More Same Depends on other factors ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The area of actual indicator diagram on an air compressor as compared to area of ideal indicator diagram is Same Less More More/less depending on compressor capacity Same Less More More/less depending on compressor capacity 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) Thrust and range of aircraft None of these Efficiency of the engine Both (A) and (B) Thrust and range of aircraft None of these Efficiency of the engine ANSWER DOWNLOAD EXAMIANS APP
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