J & K CET Medical J & K - CET Medical Solved Paper-2011

  • question_answer
    The de-Broglie wavelength \[\lambda \] of an electron accelerated through a potential V(in volt) is

    A)                  \[\frac{1.227}{\sqrt{v}}mm\]                    

    B)  \[\frac{0.1227}{\sqrt{v}}mm\]

    C)                  \[\frac{0.01227}{\sqrt{v}}mm\]               

    D)   \[\frac{0.1227}{\sqrt{v}}\overset{0}{\mathop{A}}\,\]

    Correct Answer: A

    Solution :

                     The de-Broglie wavelength\[\lambda =\frac{1.227}{\sqrt{V}}nm\]


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