Compressors, Gas Turbines and Jet Engines A turboprop is preferred to turbojet because It can fly at supersonic speeds It has high power for take off It can fly at high elevations It has high propulsive efficiency at high speeds It can fly at supersonic speeds It has high power for take off It can fly at high elevations It has high propulsive efficiency at high speeds ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor resembles Turbine Reciprocating pump Centrifugal pump Sliding vane compressor Turbine Reciprocating pump Centrifugal pump Sliding vane compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a centrifugal compressor, the highest Mach number leading to shock wave in the fluid flow occurs at Impeller inlet radius Diffuser outlet radius Impeller outlet radius Diffuser inlet radius Impeller inlet radius Diffuser outlet radius Impeller outlet radius Diffuser inlet radius ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A compressor at high altitudes will require ___ power. Same Less None of the listed here More Same Less None of the listed here More ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines An air compressor may be controlled by Blow off control Throttle control Clearance control Any one of the above Blow off control Throttle control Clearance control Any one of the above 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) (W₁ + W₂)/W₁ (W₁ + W₂)/W₂ W₂/(W₁ + W₂) W₁/(W₁ + W₂) (W₁ + W₂)/W₁ (W₁ + W₂)/W₂ W₂/(W₁ + W₂) ANSWER DOWNLOAD EXAMIANS APP
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