34. Which of the following processes is reversible
(a) Transfer of heat by radiation
(b) Electrical heating of a nichrome wire
(c) Transfer of heat by conduction
(d) Isothermal compression
Ans. d
(19)
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(a) – 5 J (b) – 10 J (c) – 15 J (d) – 20 J Answer-a (126)