(a) What potential difference must be applied to stop the
fastest photoelectrons emitted by a nickel...
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Physics
(a) What potential difference must be applied to stop thefastest photoelectrons emitted by a nickel surface under the actionof ultraviolet light of wavelength 200 nm?
( The work function ofnickel is 5,01 eV )
     (b) Thework function of gold is 5.1 eV. What is the longest-wavelengthlight that can cause       photoelectron emission from gold? Â
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3.9 Ratings (385 Votes)
a Energy of the fastest electrons emitted by nickel can befound by Einsteins photoelectric equationis the work function
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