Compressors, Gas Turbines and Jet Engines Ratio of compression is the ratio of Absolute discharge pressure to the absolute intake pressure Pressures at discharge and suction corresponding to same temperature Gauge discharge pressure to the gauge intake pressure Stroke volume and clearance volume Absolute discharge pressure to the absolute intake pressure Pressures at discharge and suction corresponding to same temperature Gauge discharge pressure to the gauge intake pressure Stroke volume and clearance volume ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor without clearance volume Decreases with increase in compression ratio Is not dependent upon compression ratio Increases with increase in compression ratio May increase/decrease depending on compressor capacity Decreases with increase in compression ratio Is not dependent upon compression ratio Increases with increase in compression ratio May increase/decrease depending on compressor capacity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency and work ratio of a gas turbine plant can be increased by Adding heat exchanger All of these Injecting water in/around combustion chamber Reheating the air after partial expansion in the turbine Adding heat exchanger All of these Injecting water in/around combustion chamber Reheating the air after partial expansion in the turbine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In multistage compressor, the isothermal compression is achieved by By constantly cooling the cylinder Employing inter-cooler By insulating the cylinder By running compressor at very slow speed By constantly cooling the cylinder Employing inter-cooler By insulating the cylinder By running compressor at very slow speed ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The blades of gas turbine are made of Carbon steel High alloy steel High nickel alloy Stainless steel Carbon steel High alloy steel High nickel alloy Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines With the decrease in compression ratio, the volumetric efficiency Decreases Does not change First decrease and then increase Increases Decreases Does not change First decrease and then increase Increases ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS