Compressors, Gas Turbines and Jet Engines A gas turbine used in air craft should have Low weight and small frontal area High h.p. and low weight High speed and high h.p. Small frontal area and high h.p. Low weight and small frontal area High h.p. and low weight High speed and high h.p. Small frontal area and high h.p. ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In open cycle turbojet engines used in military aircraft, reheating the exhaust gas from the turbine by burning, more fuel is used to increase the Thrust and range of aircraft Efficiency of the engine Both (A) and (B) None of these Thrust and range of aircraft Efficiency of the engine Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines An air compressor may be controlled by Throttle control Any one of the above Blow off control Clearance control Throttle control Any one of the above Blow off control Clearance control ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor resembles Turbine Centrifugal pump Reciprocating pump Sliding vane compressor Turbine Centrifugal pump Reciprocating pump Sliding vane compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ratio of indicated h.p. to shaft h.p. in known as Mechanical efficiency Volumetric efficiency Isothermal efficiency Compressor efficiency Mechanical efficiency Volumetric efficiency Isothermal efficiency Compressor efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Phenomenon of choking in compressor means Fixed mass flow rate regardless of pressure ratio Reducing mass flow rate with increase in pressure ratio No flow of air Increased inclination of chord with air steam Fixed mass flow rate regardless of pressure ratio Reducing mass flow rate with increase in pressure ratio No flow of air Increased inclination of chord with air steam ANSWER DOWNLOAD EXAMIANS APP
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