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The internal energy of a gas is given by...

The internal energy of a gas is given by `U = (PV)/2`. At constant volume, state of gas changes from `(P_0,V_0)` to `(3P_0,V_0)` then

A

Heat rejected by gas is `P_0V_0`

B

Heat absorbed by gas is `P_0V_0`

C

Work done by gas is `2P_0V_0`

D

Heat absorbed by gas is `(3P_0V_0)/2`

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