Compressors, Gas Turbines and Jet Engines
Only rocket engines can be propelled to space because

They have high propulsion efficiency
They are not air breathing engines
These engines can work on several fuels
They can generate very high thrust

ANSWER DOWNLOAD EXAMIANS APP

Compressors, Gas Turbines and Jet Engines
Volumetric efficiency of a compressor without clearance volume

May increase/decrease depending on compressor capacity
Is not dependent upon compression ratio
Increases with increase in compression ratio
Decreases with increase in compression ratio

ANSWER DOWNLOAD EXAMIANS APP