Compressors, Gas Turbines and Jet Engines Reheating in a gas turbine Increases the turbine work Increases the compressor work Increases the thermal efficiency Decreases the thermal efficiency Increases the turbine work Increases the compressor work Increases the thermal efficiency Decreases the thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The maximum propulsion efficiency of a turbojet is attained at around following speed 1050 km/hr 550 km/hr 2400 km/hr 1700 km/hr 1050 km/hr 550 km/hr 2400 km/hr 1700 km/hr 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 Increases First decreases and then increases First increases and then decreases Decreases Increases First decreases and then increases First increases and then decreases Decreases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pressure ratio in gas turbines is the ratio of Inlet pressure to exhaust pressure Pressures across the turbine Highest pressure to exhaust pressure Compressor pressure ratio Inlet pressure to exhaust pressure Pressures across the turbine Highest pressure to exhaust pressure Compressor pressure ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The absolute pressure of air at the outlet of a compressor is called Critical pressure Back pressure Discharge pressure None of the listed here Critical pressure Back pressure Discharge pressure None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Aeroplanes employ following type of compressor Centrifugal Axial flow Radial flow None of these Centrifugal Axial flow Radial flow None of these ANSWER DOWNLOAD EXAMIANS APP
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