Mathematics · Dual Nature of Radiation and Matter
If a potential difference of 1.20 V must be applied to stop the fastest photoelectrons emitted by a nickel surface under ultraviolet light of wavelength 2000 Å, calculate the work function of nickel. (Take hc ≈ 12400 eV·Å)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 14.50 eV
- 24.80 eV
- 35.01 eV✓
- 46.21 eV
Correct answer
5.01 eV
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