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     EduGorilla 
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    No photoelectrons are emitted from a metal if the wavelength of light exceeds 6000 . The work function of the metal is approximately equal to

    Options :-

    1. 3 10–16 J
    2. 3 10–19 J
    3. 3 10–20 J
    4. 3 10–22 J
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