When light shines on a potassium, the photoelectrons’ maximum speed is 3.8×105 m/s . Find the...

Question

Question

When light shines on a potassium, the photoelectrons’ maximum speed is 3.8×10⁵ m/s .

Find the light’s wavelength. (Work function of potassium is 2.30 eV)

Answer 1

Answer #1

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Answer 2

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