Question:
2 012 1020 photons per second Example 11 Calculate the
Last updated: 7/2/2023
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2 012 1020 photons per second Example 11 Calculate the maximum kinetic energy of photoelectrons emitted when a light of frequen 2 x 1016 Hz is irradiated on a metal surface with threshold frequency v equal to 8 68 x 1015 H olution hv hvo KE Threshold frequency vo 8 68 x 1015 Hz s Frequency of light v 2 1016 Hz KE h v v 6 626 10 34 2 x 1016 8 68 x 10 5 KE 7 5 x 10 18 J Maximum kinetic energy of photoelectrons 7 5 10 18 J