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A proton is accelerated through a potent...

A proton is accelerated through a potential difference V. Find the percentage increase or decrease in its de-Broglie wavelength if potential difference is increased by 21 % .

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Knowledge Check

  • A proton is accelerated through a potential difference of 400 V. to have same de-broglie wavelength, what potential difference must be applied across doubly ionised ._(8)O^(16) atom.

    A
    50 volt
    B
    12.5 volt
    C
    100 volt
    D
    none of these

  • An electron and a proton are accelerated through the same potential difference. The ratio of their de-Broglie wavelengths will be

    A
    `(m_(p)/m_(e))^(1//2)`
    B
    `m_(e)//m_(p)`
    C
    `m_(p)//m_(e)`
    D
    1

  • A proton and an alpha - particle are accelerated through same potential difference. Then, the ratio of de-Broglie wavelength of proton and alpha -particle is

    A
    `sqrt2`
    B
    `(1)/(sqrt2)`
    C
    `2sqrt2`
    D
    None of these

    • Similar Questions

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    Through what potential difference should an electron be accelerated so that its de-Broglie wavelength becomes 0.4Å?

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