Compressors, Gas Turbines and Jet Engines In a closed cycle gas turbine, the air is compressed None of these Isothermally Isentropically Polytropically None of these Isothermally Isentropically Polytropically ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The inter-cooler pressure, for minimum work required, for a two stage reciprocating air compressor, is given by (where p₁ = Intake pressure of air, p₂ = Inter-cooler pressure, and p₃ = Delivery pressure of air) p₂ = p₁ × p₃ p₂ = p₁ × p₂ p₂ = p₃/p₁ p₂ = p₁/p₃ p₂ = p₁ × p₃ p₂ = p₁ × p₂ p₂ = p₃/p₁ p₂ = p₁/p₃ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In turbo fan engine, the jet velocity as compared to turbojet engine is More May be less or more depending upon speed Less Same More May be less or more depending upon speed Less Same 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 1050 km/hr 550 km/hr 1700 km/hr 2400 km/hr 1050 km/hr 550 km/hr 1700 km/hr ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called Degree of reaction Pressure coefficient Slip factor Pressure ratio Degree of reaction Pressure coefficient Slip factor Pressure ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The maximum delivery pressure in a rotary air compressor is 30 bar 10 bar 50 bar 20 bar 30 bar 10 bar 50 bar 20 bar ANSWER DOWNLOAD EXAMIANS APP
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