Compressors, Gas Turbines and Jet Engines The ratio of work done per cycle to the swept volume in case of compressor is called Mean effective pressure Compression index Compression ratio Compressor efficiency Mean effective pressure Compression index Compression ratio Compressor efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a jet propulsion unit, the products of combustion after passing through the gas turbine are discharged into Discharge nozzle Atmosphere Vacuum Back to the compressor Discharge nozzle Atmosphere Vacuum Back to the compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine as compared to steam turbine Requires less space for installation All of these Has less efficiency Has compressor and combustion chamber Requires less space for installation All of these Has less efficiency Has compressor and combustion chamber ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The axial flow compressor is preferred in aircraft gas turbines because of Higher thrust High pressure rise Low frontal area None of the listed here Higher thrust High pressure rise Low frontal area None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a single stage, single acting reciprocating air compressor without clearance volume, the work-done is maximum during None of these Isothermal compression Polytropic compression Isentropic compression None of these Isothermal compression Polytropic compression Isentropic compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ideal efficiency of simple gas turbine cycle depends on Pressure ratio Minimum cycle temperature Maximum cycle temperature All of these Pressure ratio Minimum cycle temperature Maximum cycle temperature All of these ANSWER DOWNLOAD EXAMIANS APP