Compressors, Gas Turbines and Jet Engines
The assumption made in two stage compression with inter-cooler is that

There is no pressure drop in the inter-cooler
All of the listed here
The compression in both the cylinders is polytropic
The suction and delivery of air takes place at constant pressure

ANSWER DOWNLOAD EXAMIANS APP

Compressors, Gas Turbines and Jet Engines
Which of the following statement is correct as regard to centrifugal compressors?

The static pressure of air in the impeller increases in order to provide centripetal force on the air
The flow of air is parallel to the axis of the compressor
The impeller rotates at high speeds
The maximum efficiency is higher than multistage axial flow compressors

ANSWER DOWNLOAD EXAMIANS APP