Work function of Zn is 3.74 eV. If the sphere of Zn is illuminated by the X-rays of wavelength 12 A°, find the maximum potential produced on the sphere. h = 6.25 x 10⁻³⁴ J s.
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here is the solution. I think stopping potential is asked. if I have made a mistake plz tell me so that I can edit the answer.
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