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The energy which an e^(-) e acquires whe...

The energy which an `e^(-)` e acquires when accelerated through a potential difference of 1 volt is called

A

1 joule

B

1 electron volt

C

1Erg

D

1 Watt.

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • The energy equivalent to 1 a.m.u. is equal to the energy which an electron would acquire, when accelerated through a potential difference of

    A
    `931xx10^(3) V`
    B
    `93xx10^(4) V`
    C
    `931xx10^(5) V`
    D
    `931xx10^(6) V`

  • Wavelength of an electron accelerated through a potential difference of 1 volt is

    A
    ` 12 . 27 Å `
    B
    `1.234 Å `
    C
    1 micron
    D
    1 fermi

  • An electron is accelerated through a potential difference of 1000 volts .Its velocity is nearly

    A
    `3.8 xx 10^(7) m//s`
    B
    `1.9 xx10^(6) m//s`
    C
    `1.9 xx 10^(7) m//s`
    D
    `5.7 xx 10^(7) m//s`

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    If an electron having kinetic energy 2 eV is accelerated through the potential difference of 2 volt. Then calculate the wavelength associated with the electron

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