Compressors, Gas Turbines and Jet Engines The axial flow compressor is preferred in aircraft gas turbines because of Higher thrust Low frontal area None of the listed here High pressure rise Higher thrust Low frontal area None of the listed here High pressure rise ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For minimum work required to compress and deliver a quantity of air by multistage compression The compression ratio in each stage should be same The intercooling should be perfect All of the listed here The work-done in each stage should be same The compression ratio in each stage should be same The intercooling should be perfect All of the listed here The work-done in each stage should be same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For slow speed large capacity compressor, following type of valve will be best suited Mechanical valve of the Corliss, sleeve, rotary or semi rotary type Poppet valve Disc or feather type Any of the above Mechanical valve of the Corliss, sleeve, rotary or semi rotary type Poppet valve Disc or feather type Any of the above ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A closed cycle gas turbine gives ________ efficiency as compared to an open cycle gas turbine. Higher None of these Same Lower Higher None of these Same Lower 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 Centrifugal Reciprocating Screw Axial Centrifugal Reciprocating ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction is usually kept ________ for all types of axial flow compressors. 0.4 0.3 0.2 0.5 0.4 0.3 0.2 0.5 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS