Compressors, Gas Turbines and Jet Engines Standard air is the air at ___ and relative humidity of 36 percent. 0.1 bar and 40°C 0.1 bar and 20°C 1 bar and 20°C 1 bar and 40°C 0.1 bar and 40°C 0.1 bar and 20°C 1 bar and 20°C 1 bar and 40°C ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For supplying intermittent small quantity of air at high pressure, following compressor is best suited Screw Axial Reciprocating Centrifugal Screw Axial Reciprocating Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thermal efficiency of a gas turbine as compared to a diesel plant is Same More Depends on other factors Less Same More Depends on other factors Less ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a centrifugal compressor, an increase in speed at a given pressure ratio causes Increase in efficiency Increase in flow Increase in flow and decrease in efficiency Decrease in flow Increase in efficiency Increase in flow Increase in flow and decrease in efficiency Decrease in flow ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The work done per unit mass of air in compression will be least when 'n' is equal to 1 1.4 1.2 1.3 1 1.4 1.2 1.3 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 Adding heat exchanger Injecting water in/around combustion chamber Reheating the air after partial expansion in the turbine All of these Adding heat exchanger Injecting water in/around combustion chamber Reheating the air after partial expansion in the turbine ANSWER DOWNLOAD EXAMIANS APP