Compressors, Gas Turbines and Jet Engines Isothermal compression efficiency can be attained by running the compressor At average speed At zero speed At very high speed At very slow speed At average speed At zero speed At very high speed At very slow speed ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The closed cycle in gas turbines Provides lesser flexibility Is used when gas is to be burnt In never used Provides greater flexibility Provides lesser flexibility Is used when gas is to be burnt In never used Provides greater flexibility ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compression ratio in a gas turbine is of the order of 0.33402777777778 0.20902777777778 3.5 : 1 0.50069444444444 0.33402777777778 0.20902777777778 3.5 : 1 0.50069444444444 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction of an axial flow turbine is the ratio of isentropic temperature drop in a blade row to the Adiabatic temperature drop in the stage Total temperature drop in the stage Total temperature drop Total adiabatic temperature drop Adiabatic temperature drop in the stage Total temperature drop in the stage Total temperature drop Total adiabatic temperature drop ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The process, which causes the air to enter the impeller blades of a centrifugal compressor at ________ velocity (without effecting the mass of air to flow and velocity of flow) is known as prewhirl. None of these Increased Zero Reduced None of these Increased Zero Reduced ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The absolute pressure of air at the outlet of a compressor is called Discharge pressure Critical pressure Back pressure None of the listed here Discharge pressure Critical pressure Back pressure None of the listed here ANSWER DOWNLOAD EXAMIANS APP