1.

For free expansion of a gas which of the following is true?

Answer»

`Q = W GT 0` and `Delta E_("int") =0`
`Q=0, W gt 0` and `Delta E_("int") = - W`
`W = 0 , Q gt 0` and `Delta E_("int") = Q`
`W = 0 , Q LT ` and `DeltaE_("int") = 0`

ANSWER :A


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