Compressors, Gas Turbines and Jet Engines The absolute pressure of air at the outlet of a compressor is called Back pressure Critical pressure None of the listed here Discharge pressure Back pressure Critical pressure None of the listed here Discharge pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In turbo fan engine, the jet velocity as compared to turbojet engine is Less More May be less or more depending upon speed Same Less More May be less or more depending upon speed Same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The blades of gas turbine are made of High nickel alloy Stainless steel High alloy steel Carbon steel High nickel alloy Stainless steel High alloy steel Carbon steel ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If p₁ is the pressure of air entering the L.P, cylinder and p₃ is the pressure of air leaving the H.P. cylinder, then the ratio of cylinder diameters for a single acting, two stage reciprocating compressor with complete intercooling is given by D₁/D₂ = (p₁/p₃)1/4 D₁/D₂ = (p₃/p₁)1/4 D₁/D₂ = (p₁ p₃)1/2 D₁/D₂ = (p₁ p₃)1/4 D₁/D₂ = (p₁/p₃)1/4 D₁/D₂ = (p₃/p₁)1/4 D₁/D₂ = (p₁ p₃)1/2 D₁/D₂ = (p₁ p₃)1/4 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ideal efficiency of simple gas turbine cycle depends on Maximum cycle temperature Minimum cycle temperature All of these Pressure ratio Maximum cycle temperature Minimum cycle temperature All of these Pressure ratio 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 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 Thrust and range of aircraft ANSWER DOWNLOAD EXAMIANS APP