Compressors, Gas Turbines and Jet Engines Which one of the following is the effect of blade shape on performance of a centrifugal compressor? Forward curved blades produce lower pressure ratio Backward curved blades lead to stable performance Forward curved blades has higher efficiency Backward curved blades has poor efficiency Forward curved blades produce lower pressure ratio Backward curved blades lead to stable performance Forward curved blades has higher efficiency Backward curved blades has poor efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A jet engine works on the principle of conservation of Linear momentum Energy Flow Mass Linear momentum Energy Flow Mass ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ram compression in turbojet involves Reduction of speed of incoming air and conversion of part of it into pressure energy Increasing speed of incoming air Lost work Compression of inlet air Reduction of speed of incoming air and conversion of part of it into pressure energy Increasing speed of incoming air Lost work Compression of inlet air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor resembles Centrifugal pump Sliding vane compressor Reciprocating pump Turbine Centrifugal pump Sliding vane compressor Reciprocating pump Turbine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The maximum propulsion efficiency of a turbojet is attained at around following speed 2400 km/hr 1700 km/hr 550 km/hr 1050 km/hr 2400 km/hr 1700 km/hr 550 km/hr 1050 km/hr ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor decreases with ________ in compression ratio. Does not change Decrease Increase Remain same Does not change Decrease Increase Remain same ANSWER DOWNLOAD EXAMIANS APP
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