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de Broglie wavelength of proton = λ and that of an a particle is 2λ. The ratio of velocity of proton to that of a particle is:

Option 1 -

8

Option 2 -

1/8

Option 3 -

4

Option 4 -

1/4

0 1 View | Posted 2 weeks ago
Asked by Shiksha User

  • 1 Answer

  • A

    Answered by

    alok kumar singh | Contributor-Level 10

    2 weeks ago
    Correct Option - 1


    Detailed Solution:

    ? = h p

    ? = h m v p

    and   2 ? = h 4 m v ?

    1 2 = 4 v ? v p

    v p v ? = 8

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