Compressors, Gas Turbines and Jet Engines High air-fuel ratio is used in gas turbines To save fuel To increase the output To increase the efficiency To reduce the exit temperature To save fuel To increase the output To increase the efficiency To reduce the exit temperature ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thermodynamic efficiency of rotary compressor is based on Isothermal compression Adiabatic compression Isentropic compression Polytropic compression Isothermal compression Adiabatic compression Isentropic compression Polytropic compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The minimum work required for a three stage reciprocating air compressor is ___ the work required for each stage. Double Three times Six times Equal to Double Three times Six times Equal to ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor Decreases with decrease in compression ratio Increases with decrease in compression ratio Decreases with increase in compression ratio Increases with increase in compression ratio Decreases with decrease in compression ratio Increases with decrease in compression ratio Decreases with increase in compression ratio Increases with increase in compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency for reciprocating air compressors is about 60 to 70% 40 to 60% 70 to 90% 10 to 40% 60 to 70% 40 to 60% 70 to 90% 10 to 40% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor capacity with decrease in suction temperature Decreases May increase or decrease depending on compressor capacity Increases Remain unaffected Decreases May increase or decrease depending on compressor capacity Increases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
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