Compressors, Gas Turbines and Jet Engines In which case the air-fuel ratio is likely to be maximum? Gas turbine 4-stroke diesel engine Multi cylinder engine 4-stroke petrol engine Gas turbine 4-stroke diesel engine Multi cylinder engine 4-stroke petrol engine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines With the decrease in compression ratio, the volumetric efficiency Increases First decrease and then increase Does not change Decreases Increases First decrease and then increase Does not change Decreases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For maximum work, the reheating should be done to an intermediate pressure of (Where p₁ = Maximum pressure, and p₂ = Minimum pressure) p₁/p₂ p₁ p₂ (p₁ + p₂)/2 (p₁ - p₂)/2 p₁/p₂ p₁ p₂ (p₁ + p₂)/2 (p₁ - p₂)/2 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Inter-cooling in multistage compressors is done To enable compression in two stages To cool the air during compression To cool the air at delivery To minimize the work of compression To enable compression in two stages To cool the air during compression To cool the air at delivery To minimize the work of compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency and work ratio of a gas turbine plant can be increased by All of these Reheating the air after partial expansion in the turbine Injecting water in/around combustion chamber Adding heat exchanger All of these Reheating the air after partial expansion in the turbine Injecting water in/around combustion chamber Adding heat exchanger ANSWER DOWNLOAD EXAMIANS APP