Compressors, Gas Turbines and Jet Engines In jet engines, paraffin is usually used as the fuel because of its High calorific value Low freezing point Both (A) and (C) above Ease of atomisation High calorific value Low freezing point Both (A) and (C) above Ease of atomisation ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The maximum compression ratio in an actual single stage axial flow compressor is of the order of 0.045138888888889 0.048611111111111 0.00070833333333333 0.043055555555556 0.045138888888889 0.048611111111111 0.00070833333333333 0.043055555555556 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thrust on the rotor in a centrifugal compressor is produced by Tangential component Radial component Axial component None of these Tangential component Radial component Axial component None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency of a jet engine is higher at High speeds Low speeds Low altitudes High altitudes High speeds Low speeds Low altitudes High altitudes ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of isentropic work to Euler’s work is known as Pressure coefficient Compressor efficiency Euler Isentropic efficiency Pressure coefficient Compressor efficiency Euler Isentropic efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The work-done on a compressor will be minimum if air is taken from The atmosphere A source of high temperature air A source of low temperature air A source at 0° C The atmosphere A source of high temperature air A source of low temperature air A source at 0° C ANSWER DOWNLOAD EXAMIANS APP
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