45. In adiabatic expansion of a gas
(a) Its pressure increases
(b) Its temperature falls
(c) Its density increases
(d) Its thermal energy increases
Answer-b
(5)
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(a) – 5 J (b) – 10 J (c) – 15 J (d) – 20 J Answer-a (118)
(a) 34 J (b) 70 J (c) 84 J (d) 134 J Answer-d (202)