Compressors, Gas Turbines and Jet Engines A machine used to raise the pressure of air is called I.C engine Air motor Compressor Gas turbine I.C engine Air motor Compressor Gas turbine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbines for power generation are normally used To supply peak load requirements In emergency To supply base load requirements To enable start thermal power plant To supply peak load requirements In emergency To supply base load requirements To enable start thermal power plant 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 minimum during None of these Isentropic compression Isothermal compression Polytropic compression None of these Isentropic compression Isothermal compression Polytropic compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up the correct statement Gas turbines have their blades similar to steam turbine Large gas turbines use radial inflow turbines Gas turbines use both air and liquid cooling Gas turbine's blade will appear as impulse section at the hub and as a reaction section at tip Gas turbines have their blades similar to steam turbine Large gas turbines use radial inflow turbines Gas turbines use both air and liquid cooling Gas turbine's blade will appear as impulse section at the hub and as a reaction section at tip ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Reheating in a gas turbine Increases the compressor work Decreases the thermal efficiency Increases the thermal efficiency Increases the turbine work Increases the compressor work Decreases the thermal efficiency Increases the thermal efficiency Increases the turbine work ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor has the following advantage over centrifugal compressor Higher pressure ratio per stage Larger air handling ability per unit frontal area Higher average velocities Aerofoil blades are used Higher pressure ratio per stage Larger air handling ability per unit frontal area Higher average velocities Aerofoil blades are used ANSWER DOWNLOAD EXAMIANS APP
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