Compressors, Gas Turbines and Jet Engines The ratio of the volume of free air delivery per stroke to the swept volume of the piston, is known as Volumetric efficiency Compressor efficiency Mechanical efficiency Isothermal efficiency Volumetric efficiency Compressor efficiency Mechanical efficiency Isothermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A simple turbojet engine is basically A propeller system Chemical rocket engine Gas turbine engine equipped with a propulsive nozzle and diffuse Ramjet engine A propeller system Chemical rocket engine Gas turbine engine equipped with a propulsive nozzle and diffuse Ramjet engine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Only rocket engines can be propelled to space because These engines can work on several fuels They are not air breathing engines They have high propulsion efficiency They can generate very high thrust These engines can work on several fuels They are not air breathing engines They have high propulsion efficiency They can generate very high thrust ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In gas turbines, high thermal efficiency is obtained in Closed cycle & Open cycle Closed cycle Open cycle Closed/open depending on other considerations Closed cycle & Open cycle Closed cycle Open cycle Closed/open depending on other considerations ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Separators are generally used in air compressor installations After the inter-cooler Between the after-cooler and receiver Before first stage suction Before the inter-cooler After the inter-cooler Between the after-cooler and receiver Before first stage suction Before the inter-cooler ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thermal efficiency of a simple gas turbine for a given turbine inlet temperature with increase in pressure ratio Decreases First increases and then decreases Increases First decreases and then increases Decreases First increases and then decreases Increases First decreases and then increases ANSWER DOWNLOAD EXAMIANS APP
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