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MGIMS WARDHA MGIMS WARDHA Solved Paper-2011

  • question_answer
    A cup of tea having the temperature 80°C is kept in a room, which is at 20°C. Which of the given curves best represents the variation of temperature T of the cup with time r?

    A)                                      

    B)

    C)

    D)

    Correct Answer: C

    Solution :

                     According to Newton's law of cooling, rate of cooling is proportional to temperature difference between system and surrounding. So, correct graph will be .


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