Compressors, Gas Turbines and Jet Engines The volumetric efficiency for reciprocating air compressors is about 40 to 60% 70 to 90% 60 to 70% 10 to 40% 40 to 60% 70 to 90% 60 to 70% 10 to 40% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The material commonly used for air craft gas turbine is Stainless steel Timken, Haste alloys High alloy steel Duralumin Stainless steel Timken, Haste alloys High alloy steel Duralumin ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Cylinder clearance in a compressor should be About 50% of swept volume About 100% of swept volume As small as possible As large as possible About 50% of swept volume About 100% of swept volume As small as possible As large as possible ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ratio of compression is the ratio of Pressures at discharge and suction corresponding to same temperature Absolute discharge pressure to the absolute intake pressure Stroke volume and clearance volume Gauge discharge pressure to the gauge intake pressure Pressures at discharge and suction corresponding to same temperature Absolute discharge pressure to the absolute intake pressure Stroke volume and clearance volume Gauge discharge pressure to the gauge intake pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine as compared to internal combustion engine Has more efficiency Produces uniform torque Can be driven at a very high speed All of the listed here Has more efficiency Produces uniform torque Can be driven at a very high speed All of the listed here 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 10 kg/cm² 16 kg/cm² 6 kg/cm² 25 kg/cm² 10 kg/cm² 16 kg/cm² 6 kg/cm² ANSWER DOWNLOAD EXAMIANS APP