Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor Increases with decrease in compression ratio Decreases with decrease in compression ratio Decreases with increase in compression ratio Increases with increase in compression ratio Increases with decrease in compression ratio Decreases with decrease in compression ratio Decreases with increase in compression ratio Increases with increase in compression ratio 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 256 bar 16 bar 64 bar 1 bar 256 bar 16 bar 64 bar 1 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volume of air delivered by the compressor is called Swept volume None of the listed here Free air delivery Compressor capacity Swept volume None of the listed here Free air delivery Compressor capacity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The weight per horse power ratio for gas in Turbine as compared to I.C. engine and steam turbine is Lower Higher None of these Same Lower Higher None of these Same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The specific output per kg mass flow rate of a gas turbine (having fixed efficiencies of compressor and turbine and fixed higher and lower temperature) with increase in pressure ratio will Decrease continuously Increase first at fast rate and then slow Increase first at slow rate and then fast First increase, reach maximum and then decrease Decrease continuously Increase first at fast rate and then slow Increase first at slow rate and then fast First increase, reach maximum and then decrease 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 Increasing gas temperature High specific volume Paucity of O2 High friction losses Increasing gas temperature High specific volume Paucity of O2 High friction losses ANSWER DOWNLOAD EXAMIANS APP
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