Thermodynamics

Physics
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Two samples  and  of a gas initially of same pressure and temperature are compressed from a volume to a volume such that  is compressed isothermally while  is compressed adiabatically. The final 

A
pressure of is greater than that of
B
pressure of is equal to that of
C
pressure of is less than that of
D
pressure of is twice the pressure of
Hard
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Assertion

When a gas is compressed adiabatically it becomes more elastic.

Reason

An increase of pressure makes the medium more elastic.

A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
B
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
C
Assertion is correct but Reason is incorrect
D
Both Assertion and Reason are incorrect
Hard
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