Compressors, Gas Turbines and Jet Engines A closed gas turbine in which fuel is burnt directly in the air is not possible because of High friction losses Increasing gas temperature High specific volume Paucity of O2 High friction losses Increasing gas temperature High specific volume Paucity of O2 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the net work obtained from the gas turbine plant to the turbine work is known as Work ratio None of these Compression ratio Pressure ratio Work ratio None of these Compression ratio Pressure ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor resembles Centrifugal pump Reciprocating pump Sliding vane compressor Turbine Centrifugal pump Reciprocating pump Sliding vane compressor Turbine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The overall efficiency of the compressed air system is the None of these Product of shaft output of air motor and shaft input to the compressor Ratio of shaft input to the compressor to the shaft output of air motor Ratio of shaft output of the air motor to the shaft input to the compressor None of these Product of shaft output of air motor and shaft input to the compressor Ratio of shaft input to the compressor to the shaft output of air motor Ratio of shaft output of the air motor to the shaft input to the compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a reciprocating air compressor, the compression work per kg of air Increases as clearance volume increases Is independent of clearance volume Decreases as clearance volume increases Increases as clearance volume decreases Increases as clearance volume increases Is independent of clearance volume Decreases as clearance volume increases Increases as clearance volume decreases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thermodynamic efficiency of rotary compressor is based on Adiabatic compression Polytropic compression Isothermal compression Isentropic compression Adiabatic compression Polytropic compression Isothermal compression Isentropic compression ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS