Compressors, Gas Turbines and Jet Engines An ideal air compressor cycle with clearance on P-V diagram can be represented by following processes One adiabatic, one isobaric and two constant volumes Two adiabatic and two isobaric One adiabatic, two isobaric, and one constant volume Two adiabatic, one isobaric and one constant volume One adiabatic, one isobaric and two constant volumes Two adiabatic and two isobaric One adiabatic, two isobaric, and one constant volume Two adiabatic, one isobaric and one constant volume ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air-fuel ratio in gas turbines is of the order of 7: 1 30: 1 15: 1 50: 1. 7: 1 30: 1 15: 1 50: 1. ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Compression efficiency is compared against Ideal compression Isentropic compression Isothermal compression Adiabatic compression Ideal compression Isentropic compression Isothermal compression Adiabatic compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor efficiency is the Isothermal H.P./shaft H.R Total output/air input Isothermal H.P/indicated H.R Compression work/motor input Isothermal H.P./shaft H.R Total output/air input Isothermal H.P/indicated H.R Compression work/motor input ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A machine used to raise the pressure of air is called Air motor I.C engine Gas turbine Compressor Air motor I.C engine Gas turbine Compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A turboprop is preferred to turbojet because It can fly at supersonic speeds It has high propulsive efficiency at high speeds It has high power for take off It can fly at high elevations It can fly at supersonic speeds It has high propulsive efficiency at high speeds It has high power for take off It can fly at high elevations ANSWER DOWNLOAD EXAMIANS APP