AFMC AFMC Solved Paper-2003

  • question_answer
    Which of the following do not travel with the speed of light?

    A) de-Broglie waves

    B) X-rays

    C) Gamma rays

    D) All of the above

    Correct Answer: A

    Solution :

    de-Broglie waves are those which exhibits  wave as well as particle nature and any radiation which consist of particles has velocity less then that of light. Light also exhibit dual nature. de-Broglie relation \[\lambda =\frac{h}{p}\] \[\lambda =\]wavelength h = Planck's constant \[p=mv\] (momentum)


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