RAJASTHAN ­ PET Rajasthan PET Solved Paper-2001

  • question_answer
    Which of the following relations are correct?

    A)  \[E=\,\frac{hc}{\lambda }\]

    B)  \[E=\,\frac{1}{2}m{{u}^{2}}\]

    C)  \[P=\,\frac{E}{2v}\]

    D)  \[E=\,\frac{1}{2}m{{c}^{2}}\]

    Correct Answer: A

    Solution :

     \[E=\frac{hc}{\lambda }\] where\[\lambda \] is wavelength of photon.


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