Compressors, Gas Turbines and Jet Engines The net work input required for compressor with increase in clearance volume Remains same Increases/decreases depending on compressor capacity Decreases Increases Remains same Increases/decreases depending on compressor capacity Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Reheating in gas turbine results in Increase of work ratio Decrease of thermal efficiency Decrease of work ratio Both (A) and (B) above Increase of work ratio Decrease of thermal efficiency Decrease of work ratio Both (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is More Same Less May be less or more depending on ambient conditions More Same Less May be less or more depending on ambient conditions ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The mean effective pressure of the compressor is the 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 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 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 T₁ to T₂ at a constant pressure. None of these Equal to Greater than Less than None of these Equal to Greater than Less than ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Maximum delivery pressure is a rotary air compressor is of the order of 25 kg/cm² 16 kg/cm² 6 kg/cm² 10 kg/cm² 25 kg/cm² 16 kg/cm² 6 kg/cm² 10 kg/cm² ANSWER DOWNLOAD EXAMIANS APP