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JEE Main & Advanced Physics Thermometry, Calorimetry & Thermal Expansion Question Bank Thermal Expansion

  • question_answer
    When a copper ball is heated, the largest percentage increase will occur in its                                     [EAMCET 1992]

    A)            Diameter                               

    B)            Area

    C)            Volume                                  

    D)            Density

    Correct Answer: C

    Solution :

               When a copper ball is heated, it?s size increases. As Volume µ(radius)3 and Area µ ((radius)2, so percentage increase will be largest in it?s volume. Density will decrease with rise in temperature.


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