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J & K CET Engineering J and K - CET Engineering Solved Paper-2011

  • question_answer
    If the particles listed below all have the same kinetic energy, which one would possess the shortest de-Broglie wavelength?

    A)  Deuteron       

    B)  \[\alpha \]-particle

    C)  Proton          

    D)  Electron

    Correct Answer: B

    Solution :

    de-Broglie wavelength \[\lambda =\frac{h}{p}=\frac{h}{mv}\]


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