Compressors, Gas Turbines and Jet Engines The advantage of multistage compression over single stage compression is All of these Lower power consumption per unit of air delivered Decreased discharge temperature Higher volumetric efficiency All of these Lower power consumption per unit of air delivered Decreased discharge temperature Higher volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction is usually kept ________ for all types of axial flow compressors. 0.5 0.2 0.4 0.3 0.5 0.2 0.4 0.3 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air entry velocity m a rocket as compared to aircraft is Same Less Zero More Same Less Zero More ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A closed gas turbine in which fuel is burnt directly in the air is not possible because of High friction losses High specific volume Paucity of O2 Increasing gas temperature High friction losses High specific volume Paucity of O2 Increasing gas temperature ANSWER DOWNLOAD EXAMIANS APP
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 ratio of work-done per cycle to the stroke volume of the compressor is known as Compressor efficiency Compression ratio Compressor capacity Mean effective pressure Compressor efficiency Compression ratio Compressor capacity Mean effective pressure ANSWER DOWNLOAD EXAMIANS APP
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