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  1. The energy of a photon, whose momentum is 10 MeV/c, where c is the speed of light, is given by

    2. A.

     10 MeV
    B.

     100 MeV
    C.

     1 MeV
    D.

     0.1 MeV

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    Answer : Option A

    Explanation :

    A photon’s relativistic momentum is given by the equation,E = pc where p is the momentum.
    P = 10 MeV/c
    So, E = 10 MeV

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