Calculate the longest wavelength of the incident radiation which will eject electrons from a metal surface who
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Calculate the longest wavelength of the incident radiation which will eject electrons from a metal surface who

[From: ] [author: ] [Date: 12-03-02] [Hit: ]
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Calculate the longest wavelength of the incident radiation which will eject electrons from a metal surface whose work function is 6eV.

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φ = h c / λ

9.6e-19 = (6.6e -34*3e8) / λ

λ =2.0625e-7 m
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