Compressors, Gas Turbines and Jet Engines
In multistage compressor, the isothermal compression is achieved by

By insulating the cylinder
Employing inter-cooler
By constantly cooling the cylinder
By running compressor at very slow speed

ANSWER DOWNLOAD EXAMIANS APP

Compressors, Gas Turbines and Jet Engines
In the axial flow gas turbine, the work ratio is the ratio of

Compressor work and turbine work
Output and input
Actual compressor work and theoretical compressor work
Actual total head temperature drop to the isentropic total head drop from total head inlet to static head outlet

ANSWER DOWNLOAD EXAMIANS APP