24. For free expansion of the gas which of the following is true
(a) Q=W=0 and ΔEint =0
(b) Q=0,W>0 and ΔEint =-W
(c) W=0,Q>0, and ΔEint = Q
(d) W>0,Q<0 and ΔEint =0
Ans. a
(8)
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(a) – 5 J (b) – 10 J (c) – 15 J (d) – 20 J Answer-a (123)