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42. If heat given to a system is 6 kcal and work done is 6 kJ. Then change in internal energy is

HomePosts tagged “42. If heat given to a system is 6 kcal and work done is 6 kJ. Then change in internal energy is”
(a)   19.1 kJ                             (b)  12.5 kJ (c)   25 kJ                               (d) Zero Ans. a (10)
(a)   19.1 kJ                                (b)  12.5...
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