Compressors, Gas Turbines and Jet Engines Aeroplanes employ following type of compressor Axial flow Radial flow Centrifugal None of these Axial flow Radial flow Centrifugal None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a double acting compressor, the air is compressed In two cylinders In two cylinders on both sides of the piston In a single cylinder on both sides of the piston In one cylinder In two cylinders In two cylinders on both sides of the piston In a single cylinder on both sides of the piston In one cylinder ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Maximum delivery pressure is a rotary air compressor is of the order of 16 kg/cm² 6 kg/cm² 25 kg/cm² 10 kg/cm² 16 kg/cm² 6 kg/cm² 25 kg/cm² 10 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines With the decrease in compression ratio, the volumetric efficiency Increases Decreases First decrease and then increase Does not change Increases Decreases First decrease and then increase Does not change ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Losses in a centrifugal compressor are due to All of the listed here Diffuser losses Impeller channel losses Inlet losses All of the listed here Diffuser losses Impeller channel losses Inlet losses 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) W₁/(W₁ + W₂) W₂/(W₁ + W₂) (W₁ + W₂)/W₁ (W₁ + W₂)/W₂ W₁/(W₁ + W₂) W₂/(W₁ + W₂) (W₁ + W₂)/W₁ (W₁ + W₂)/W₂ ANSWER DOWNLOAD EXAMIANS APP
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