Compressors, Gas Turbines and Jet Engines The efficiency and work ratio of a gas turbine plant can be increased by Adding heat exchanger Injecting water in/around combustion chamber All of these Reheating the air after partial expansion in the turbine Adding heat exchanger Injecting water in/around combustion chamber All of these Reheating the air after partial expansion in the turbine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency of roots blower ________ with the increase in pressure ratio. Increases Decreases Does not change None of these Increases Decreases Does not change None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is Can't be compared Lower Higher Equal Can't be compared Lower Higher Equal ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a four stage compressor, if the pressure at the first and third stage is 1 bar and 16 bar, then the delivery pressure at the fourth stage will be 1 bar 16 bar 256 bar 64 bar 1 bar 16 bar 256 bar 64 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor falls roughly as follows for every 5°C increase in atmospheric temperature 0.001 0.05 0.01 0.005 0.001 0.05 0.01 0.005 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The work ratio of a gas turbine plant is defined as the ratio of Actual heat drop and isentropic heat drop Net work output and work done by turbine Net work output and heat supplied Net work output and isentropic heat drop Actual heat drop and isentropic heat drop Net work output and work done by turbine Net work output and heat supplied Net work output and isentropic heat drop ANSWER DOWNLOAD EXAMIANS APP
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