In gas turbine plants

For operating pneumatic drills

In starting and supercharging of I.C engines

All of the above

Compression ratio

Expansion ratio

Compressor efficiency

Volumetric efficiency

Free air delivery

Compressor capacity

Swept volume

None of these

Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions

Volume of air delivered by the compressor

Volume of air sucked by the compressor during its suction stroke

None of the above

Compressor capacity

compression ratio

Compressor efficiency

Mean effective pressure