Compressors, Gas Turbines and Jet Engines The efficiency of roots blower ________ with the increase in pressure ratio. Does not change Increases Decreases None of these Does not change Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Standard air is the air at 15°C and 1 kg/cm² 20°C and 1 kg/cm² and relative humidity 36% 0°C and standard atmospheric conditions Atmospheric conditions at any specific location 15°C and 1 kg/cm² 20°C and 1 kg/cm² and relative humidity 36% 0°C and standard atmospheric conditions Atmospheric conditions at any specific location ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine as compared to internal combustion engine Produces uniform torque All of the listed here Has more efficiency Can be driven at a very high speed Produces uniform torque All of the listed here Has more efficiency Can be driven at a very high speed ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a jet engine, the air-fuel ratio is 2.5006944444444 2.0840277777778 1.2506944444444 1.6673611111111 2.5006944444444 2.0840277777778 1.2506944444444 1.6673611111111 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor falls roughly as follows for every 100 m increase in elevation 0.1% 1.0% 5% 0.5% 0.1% 1.0% 5% 0.5% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In turbo fan engine, the jet velocity as compared to turbojet engine is Less Same More May be less or more depending upon speed Less Same More May be less or more depending upon speed ANSWER DOWNLOAD EXAMIANS APP