p39_020 - 20. We use Eq. 39-5 to find the maximum kinetic...

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Unformatted text preview: 20. We use Eq. 39-5 to find the maximum kinetic energy of the ejected electrons: Kmax = hf − Φ = (4.14 × 10−15 eV · s)(3.0 × 1015 Hz) − 2.3 eV = 10 eV . ...
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