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5 Kg of steam is enclosed in a container with internal energy = 10 J/Kg, then 25 J of heat is supplied to the system, what is the final internal energy?(a) 5 J/Kg(b) 10 J/Kg(c) 15 J/Kg(d) 20 J/Kg |
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Answer» Right answer is (b) 10 J/Kg Best explanation: 25 = 5(U – 10), => U = 15 J/Kg. |
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