Compressors, Gas Turbines and Jet Engines High air-fuel ratio is used in gas turbines To save fuel To increase the efficiency To reduce the exit temperature To increase the output To save fuel To increase the efficiency To reduce the exit temperature To increase the output ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency for reciprocating air compressors is about 10 to 40% 60 to 70% 40 to 60% 70 to 90% 10 to 40% 60 to 70% 40 to 60% 70 to 90% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressed air may be used All of the listed here In starting and supercharging of I.C. engines For operating pneumatic drills In gas turbine plants All of the listed here In starting and supercharging of I.C. engines For operating pneumatic drills In gas turbine plants ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines When the temperature of air leaving the inter-cooler, in a two stage compression with inter-cooler, is ________ the original atmospheric air temperature, then the intercooling is known as perfect or complete intercooling. More than Less than Equal to None of these More than Less than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a single stage, single acting reciprocating air compressor, without clearance, the work-done on the air during isentropic compression is ________ the heat required to raise the temperature of air from Tâ to Tâ at a constant pressure. None of these Less than Greater than Equal to None of these Less than Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The axial flow compressor is preferred in aircraft gas turbines because of High pressure rise None of the listed here Low frontal area Higher thrust High pressure rise None of the listed here Low frontal area Higher thrust ANSWER DOWNLOAD EXAMIANS APP
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