Compressors, Gas Turbines and Jet Engines The pressure ratio of an ideal vaned compressor with increase in mass flow rate Decreases Remain constant Increases First decreases and then increases Decreases Remain constant Increases First decreases and then increases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Diffuser in a compressor is used to Make the flow streamline Convert kinetic energy into pressure energy Convert pressure energy into kinetic energy Increase velocity Make the flow streamline Convert kinetic energy into pressure energy Convert pressure energy into kinetic energy Increase velocity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The assumption made in two stage compression with inter-cooler is that The suction and delivery of air takes place at constant pressure There is no pressure drop in the inter-cooler All of the listed here The compression in both the cylinders is polytropic The suction and delivery of air takes place at constant pressure There is no pressure drop in the inter-cooler All of the listed here The compression in both the cylinders is polytropic ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor capacity is defined as the Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions None of these Volume of air delivered by the compressor Volume of air sucked by the compressor during its suction stroke Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions None of these Volume of air delivered by the compressor Volume of air sucked by the compressor during its suction stroke ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For speed above 3000 km/hour, it is more advantageous to use Rockets Propellers Turbojet engine Ramjet engine Rockets Propellers Turbojet engine Ramjet engine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Reheating in gas turbine results in Increase of work ratio Decrease of work ratio Decrease of thermal efficiency Both (A) and (B) above Increase of work ratio Decrease of work ratio Decrease of thermal efficiency Both (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
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