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What is the stopping potential when a m...

What is the stopping potential when a metal, of photoelectric work function `4.13` eV , is irradiated with UV photons of energy ` 6.2 ` eV?

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Stopping potential, ` V_(s) = (hv)/e - phi_(o)/e`
` = 6.2 - 4.13`
` = 2.07` V
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