4th Class Science Matter and Materials Question Bank Matter and Materials

  • question_answer 16)
    The descending order of heat conducting property of four metals a, b, c and d is a > b > c > d.
    An experiment was conducted to find out now these different combined, will conduct heat. A small ball of candle wax was placed on one end and a flame near the other end. The set-ups are shown below In which set-up will the wax drop off first?
     

    A)

    B)

    C)

    D)

    Correct Answer: D

    Solution :

    Since metals 'a' and 'b' have the maximum heat conductivity, in set up (d), the wax will drop off first.

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