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 Increase first at fast rate and then slow Decrease continuously First increase, reach maximum and then decrease Increase first at slow rate and then fast Increase first at fast rate and then slow Decrease continuously First increase, reach maximum and then decrease Increase first at slow rate and then fast ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of isentropic work to Euler’s work is known as Euler Pressure coefficient Isentropic efficiency Compressor efficiency Euler Pressure coefficient Isentropic efficiency Compressor efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thermal efficiency of a gas turbine as compared to a diesel plant is Less More Same Depends on other factors Less More Same Depends on other factors ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thrust on the rotor in a centrifugal compressor is produced by None of these Tangential component Radial component Axial component None of these Tangential component Radial component Axial component ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a high pressure compressor, the delivery pressure is 5 to 8 bar 10 to 15 bar 8 to 10 bar 1 to 5 bar 5 to 8 bar 10 to 15 bar 8 to 10 bar 1 to 5 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor decreases with ________ in compression ratio. Increase Does not change Remain same Decrease Increase Does not change Remain same Decrease ANSWER DOWNLOAD EXAMIANS APP