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AMU Medical AMU Solved Paper-1999

  • question_answer
    60 J of heat flows out from 600 g. of\[{{H}_{2}}O\]at \[30{}^\circ C\]into the surroundings at\[25{}^\circ C\]. The total entropy change in the universe due to this process is

    A)  \[0.1\text{ }J{{K}^{-1}}\]          

    B)  \[0.5\text{ }J{{K}^{-1}}\]

    C)  \[0.9J{{K}^{-1}}\]          

    D)  \[1.0\text{ }J{{K}^{-1}}\]

    Correct Answer: B

    Solution :

    : \[\Delta S=\frac{{{q}_{rev}}}{T}\]


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