JCECE Medical JCECE Medical Solved Paper-2003

  • question_answer
    The expression of angular momentum of an electron in a Bohrs orbit is:

    A)  \[\frac{n}{3}\frac{h}{\pi }\]

    B)  \[\frac{n}{2}\frac{h}{\pi }\]

    C)  \[\frac{h}{4\pi }\]

    D) \[\sqrt{l(l+1)}.\frac{h}{2\pi }\]

    Correct Answer: B

    Solution :

     According  to  Bohrs   theory,   angular momentum of an orbit is always a multiple of \[\frac{h}{2\pi },\]i.e., equal to \[\frac{n\,h}{2\pi }.\]


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