JEE Main & Advanced Physics Transmission of Heat Question Bank Radiation General Kirchoff's law Black body

  • question_answer
    Which of the following statements is wrong     [BCECE 2001]

    A)            Rough surfaces are better radiators than smooth surface

    B)            Highly polished mirror like surfaces are very good radiators

    C)            Black surfaces are better absorbers than white ones

    D)            Black surfaces are better radiators than white

    Correct Answer: B

    Solution :

               Highly polished mirror like surfaces are good reflectors, but not good radiators.


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