Compressors, Gas Turbines and Jet Engines The work ratio of simple gas turbine cycle depends on Maximum cycle temperature Pressure ratio Minimum cycle temperature All of these Maximum cycle temperature Pressure ratio Minimum cycle temperature All of these 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)/2 (p₁ + p₂)/2 p₁/p₂ p₁ p₂ (p₁ - p₂)/2 (p₁ + p₂)/2 p₁/p₂ p₁ p₂ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which one of the following is the effect of blade shape on performance of a centrifugal compressor? Backward curved blades lead to stable performance Forward curved blades produce lower pressure ratio Backward curved blades has poor efficiency Forward curved blades has higher efficiency Backward curved blades lead to stable performance Forward curved blades produce lower pressure ratio Backward curved blades has poor efficiency Forward curved blades has higher efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In which case the air-fuel ratio is likely to be maximum? Multi cylinder engine Gas turbine 4-stroke diesel engine 4-stroke petrol engine Multi cylinder engine Gas turbine 4-stroke diesel engine 4-stroke petrol engine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Stalling of blades in axial flow compressor is the phenomenon of Air stream blocking the passage Unsteady periodic and reversed flow Air stream not able to follow the blade contour Motion of air at sonic velocity Air stream blocking the passage Unsteady periodic and reversed flow Air stream not able to follow the blade contour Motion of air at sonic velocity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines the products of combustion after passing through the gas turbine are discharged into Atmosphere Discharge nozzle Back to the compressor Vacuum Atmosphere Discharge nozzle Back to the compressor Vacuum ANSWER DOWNLOAD EXAMIANS APP