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NEET Sample Paper NEET Sample Test Paper-27

  • question_answer
    If temperature of a black body is doubled the wave length at which spherical radiancy has its maximum will be:

    A)  Doubled                     

    B)  Halved

    C)  Quandrupled             

    D)  Tripled

    Correct Answer: B

    Solution :

    From Wein's law. \[\lambda m\] T = Constant i.e.         \[\lambda m\propto \frac{1}{T}\] Clearly, T is doubled as \m is halved.


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