H2P-608

Energy levels and line spectra

H2 Physics · JC 2 · Medium · Energy levels and line spectra

In a photoelectric experiment, monochromatic light of frequency

8.0\times10^{14}\,\text{Hz}

is incident on a metal surface of work function

3.0\,\text{eV}

. What is the stopping potential?
(Use

h = 6.63\times10^{-34}\,\text{J s}

e = 1.60\times10^{-19}\,\text{C}

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