Compressors, Gas Turbines and Jet Engines The air entry velocity m a rocket as compared to aircraft is Same Less Zero More Same Less Zero More ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the discharge pressure to the inlet pressure of air is called Volumetric efficiency Expansion ratio Compressor efficiency Compression ratio Volumetric efficiency Expansion ratio Compressor efficiency Compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency of the vane blower is (where W₁ = Workdone due to compression, and W₂ = Workdone due to back flow) W₂/(W₁ + W₂) W₁/(W₁ + W₂) (W₁ + W₂)/W₁ (W₁ + W₂)/W₂ W₂/(W₁ + W₂) W₁/(W₁ + W₂) (W₁ + W₂)/W₁ (W₁ + W₂)/W₂ 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 1.0% 5% 0.1% 0.5% 1.0% 5% 0.1% 0.5% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Aeroplanes employ following type of compressor Axial flow None of these Centrifugal Radial flow Axial flow None of these Centrifugal Radial flow ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The working fluid in a turbine is In three phases In two phases In the form of air and water mixture In a single phase In three phases In two phases In the form of air and water mixture In a single phase ANSWER DOWNLOAD EXAMIANS APP
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