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How will you define threshold frequency ...

How will you define threshold frequency ?

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For a given surface the emission of photoelectrons takes place only if the frequency of incident light is greater than a certain minimum frequency called the threshould frequency.
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Knowledge Check

  • If the work function is given, the formula to find the threshold frequency of the metal surface is "______________" .

    A
    `( h )/( W ) `
    B
    `( W ) /( h ) `
    C
    hW
    D
    `h^(2) W`

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