Compressors, Gas Turbines and Jet Engines Reheating in a gas turbine Increases the thermal efficiency Decreases the thermal efficiency Increases the compressor work Increases the turbine work Increases the thermal efficiency Decreases the thermal efficiency Increases the compressor work Increases the turbine work ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A jet engine has No propeller Propeller on the top Propeller in front Propeller at back No propeller Propeller on the top Propeller in front Propeller at back ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If p₁, is the pressure of air entering the L.P. cylinder and p₂ is the pressure of air leaving the L.P. cylinder (or inter-cooler pressure), then the ratio of cylinder diameters for a single acting, two stage reciprocating air compressor with complete intercooling is given by (where D₁ = Dia. of L.P. cylinder, and D₂ = Dia. of H.P. cylinder) D₁/D₂ = p₁/p₂ D₁/D₂ = p₁ p₂ D₁/D₂ = p₂/p₁ None of these D₁/D₂ = p₁/p₂ D₁/D₂ = p₁ p₂ D₁/D₂ = p₂/p₁ None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Separators in compressor installations are located Between after-cooler and air receiver After receiver After inter-cooler Before inter-cooler Between after-cooler and air receiver After receiver After inter-cooler Before inter-cooler ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A closed cycle gas turbine works on Joule cycle Ericsson cycle Carnot cycle Rankine cycle Joule cycle Ericsson cycle Carnot cycle Rankine cycle ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of isentropic work to Euler’s work is known as Compressor efficiency Euler Pressure coefficient Isentropic efficiency Compressor efficiency Euler Pressure coefficient Isentropic efficiency ANSWER DOWNLOAD EXAMIANS APP