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Assertion : In adiabatic process change in internal energy is equal to work done on gas.

Reason : In adiabatic process no heat exchange with surrounding.

(a) Both A and R are true and R is the correct explanation of A

(b) Both A and R are true but R is not correct explanation of A

(c) A is true but R is false

(d) A and R are false

1 Answer

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Best answer

Correct option (a) Both A and R are true and R is the correct explanation of A

Explanation :

In adiabatic process, \(\Delta Q=0\)

So from first law of thermodynamics,

\(\Delta W=-\Delta U\)

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