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15 J of heat is supplied to a system and 15 J of work is done on the system, then the system is which of the following?(a) Steady state(b) Unsteady state(c) Closed(d) None of the mentioned |
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Answer» Correct choice is (b) Unsteady state For explanation: ∆E = – 15 – 15 = – 30 J, which is not equal to zero, so the system is unsteady state system. |
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