Compressors, Gas Turbines and Jet Engines In which case the air-fuel ratio is likely to be maximum? Gas turbine Multi cylinder engine 4-stroke petrol engine 4-stroke diesel engine Gas turbine Multi cylinder engine 4-stroke petrol engine 4-stroke diesel engine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Maximum work is done in compressing air when the compression is Polytropic None of these Isothermal Adiabatic Polytropic None of these Isothermal Adiabatic ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The output of a gas turbine is 300 KW and its efficiency is 20 percent, the heat supplied is 15 KW 6000 KW 150 KW 600 KW 15 KW 6000 KW 150 KW 600 KW 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 = p₃/p₁ p₂ = p₁ × p₃ p₂ = p₁ × p₂ p₂ = p₁/p₃ p₂ = p₃/p₁ p₂ = p₁ × p₃ p₂ = p₁ × p₂ p₂ = p₁/p₃ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency of roots blower ________ with the increase in pressure ratio. None of these Increases Does not change Decreases None of these Increases Does not change Decreases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Separators are generally used in air compressor installations Between the after-cooler and receiver Before the inter-cooler After the inter-cooler Before first stage suction Between the after-cooler and receiver Before the inter-cooler After the inter-cooler Before first stage suction ANSWER DOWNLOAD EXAMIANS APP