Compressors, Gas Turbines and Jet Engines With the decrease in compression ratio, the volumetric efficiency First decrease and then increase Increases Decreases Does not change First decrease and then increase Increases Decreases Does not change ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine as compared to internal combustion engine Can be driven at a very high speed All of the listed here Produces uniform torque Has more efficiency Can be driven at a very high speed All of the listed here Produces uniform torque Has more efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a double acting compressor, the air is compressed In a single cylinder on both sides of the piston In two cylinders on both sides of the piston In one cylinder In two cylinders In a single cylinder on both sides of the piston In two cylinders on both sides of the piston In one cylinder In two cylinders ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Adiabatic compression is one in which Temperature rise follows a linear relationship Work done is maximum Temperature during compression remains constant No heat leaves or enters the compressor cylinder during compression Temperature rise follows a linear relationship Work done is maximum Temperature during compression remains constant No heat leaves or enters the compressor cylinder during compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ram compression in turbojet involves Compression of inlet air Increasing speed of incoming air Lost work Reduction of speed of incoming air and conversion of part of it into pressure energy Compression of inlet air Increasing speed of incoming air Lost work Reduction of speed of incoming air and conversion of part of it into pressure energy ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up wrong statement. Surging phenomenon in centrifugal compressor depends on Mass flow rate Pressure ratio Change in load Stagnation pressure at the outlet Mass flow rate Pressure ratio Change in load Stagnation pressure at the outlet ANSWER DOWNLOAD EXAMIANS APP