Compressors, Gas Turbines and Jet Engines The ratio of specific weight/h.p. of gas turbine and I.C engines may be typically of the order of 0.084027777777778 0.16736111111111 0.045833333333333 0.042361111111111 0.084027777777778 0.16736111111111 0.045833333333333 0.042361111111111 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In turbo fan engine, the jet velocity as compared to turbojet engine is Less May be less or more depending upon speed Same More Less May be less or more depending upon speed Same More ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines High air-fuel ratio in gas turbines Reduces exhaust temperature Improves thermal efficiency Increases power output Do not damage turbine blades Reduces exhaust temperature Improves thermal efficiency Increases power output Do not damage turbine blades ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the volume of free air delivery per stroke to the swept volume of the piston, is known as Isothermal efficiency Mechanical efficiency Compressor efficiency Volumetric efficiency Isothermal efficiency Mechanical efficiency Compressor efficiency Volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor capacity is defined as the Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions Volume of air delivered by the compressor None of these Volume of air sucked by the compressor during its suction stroke Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions Volume of air delivered by the compressor None of these Volume of air sucked by the compressor during its suction stroke ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which of the following statement is correct relating to rocket engines? The combustion chamber in a rocket engine is directly analogous to the reservoir of a supersonic wind tunnel The exit velocities of exhaust gases are much higher than those in jet engine The stagnation conditions exist at the combustion chamber All of these The combustion chamber in a rocket engine is directly analogous to the reservoir of a supersonic wind tunnel The exit velocities of exhaust gases are much higher than those in jet engine The stagnation conditions exist at the combustion chamber All of these ANSWER DOWNLOAD EXAMIANS APP