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The specific volume of a gas is 2 m^3/Kg, at 12 Pa, H = 30 J/Kg and at 15 Pa, H = 45 J/Kg, what is the heat transferred to the system?(a) 6 J/Kg(b) 9 J/Kg(c) 12 J/Kg(d) 15 J/Kg |
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Answer» The correct answer is (b) 9 J/Kg For explanation: Q = ∆H – V∆P = (45 – 30) – 2(15 – 12) = 15 – 6 = 9 J/Kg. |
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