Haryana PMT Haryana PMT Solved Paper-2002

  • question_answer Four identical pieces of copper are painted with different types of paints. Which one would you expect to lose heat most rapidly, if these are all heated to same temperature and   allowed to cool in vacuum?

    A) painted rough black       

    B) painted rough white

    C)  painted shiny white

    D)  painted shiny black

    Correct Answer: A

    Solution :

    Not available

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