Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor decreases with ________ in compression ratio. Decrease Does not change Increase Remain same Decrease Does not change Increase Remain same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The assumption made in two stage compression with inter-cooler is that There is no pressure drop in the inter-cooler All of the listed here The suction and delivery of air takes place at constant pressure The compression in both the cylinders is polytropic There is no pressure drop in the inter-cooler All of the listed here The suction and delivery of air takes place at constant pressure The compression in both the cylinders is polytropic ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Inter-cooling in multistage compressors is done To minimize the work of compression To cool the air at delivery To enable compression in two stages To cool the air during compression To minimize the work of compression To cool the air at delivery To enable compression in two stages To cool the air during compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a jet engine, the air-fuel ratio is 1.2506944444444 2.0840277777778 2.5006944444444 1.6673611111111 1.2506944444444 2.0840277777778 2.5006944444444 1.6673611111111 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In gas turbines, high thermal efficiency is obtained in Open cycle Closed cycle & Open cycle Closed cycle Closed/open depending on other considerations Open cycle Closed cycle & Open cycle Closed cycle Closed/open depending on other considerations 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 Thrust and range of aircraft Efficiency of the engine None of these Both (A) and (B) Thrust and range of aircraft Efficiency of the engine None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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