Compressors, Gas Turbines and Jet Engines Reheating in a gas turbine Increases the turbine work Decreases the thermal efficiency Increases the compressor work Increases the thermal efficiency Increases the turbine work Decreases the thermal efficiency Increases the compressor work Increases the thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of air compressors is of the order of 60 - 70% 40 - 50% 70 - 90% 20 - 30% 60 - 70% 40 - 50% 70 - 90% 20 - 30% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines With the decrease in compression ratio, the volumetric efficiency Increases Does not change Decreases First decrease and then increase Increases Does not change Decreases First decrease and then increase 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 None of these Efficiency of the engine Thrust and range of aircraft Both (A) and (B) None of these Efficiency of the engine Thrust and range of aircraft Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which is false statement about multistage compression? Power consumption per unit of air delivered is low Volumetric efficiency is high It is best suited for compression ratios around 7:1 The moisture in air is condensed in the inter-cooler Power consumption per unit of air delivered is low Volumetric efficiency is high It is best suited for compression ratios around 7:1 The moisture in air is condensed in the inter-cooler ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio for an open cycle gas turbine compared to closed cycle gas turbine of same h.p. is Low High Same Low/high depending on make and type Low High Same Low/high depending on make and type ANSWER DOWNLOAD EXAMIANS APP
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