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A cycle pump becomes hot near the nozzle...

A cycle pump becomes hot near the nozzle after a few quick strokes even if they are smooth because

A

the volume of air decreases

B

the number of air molecules increases

C

the compression is adiabatic

D

collision between air particles increases

Text Solution

Verified by Experts

The correct Answer is:
C
In adiabatic compression, internal energy of gas increases. So, temperature increases.
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