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The maximum speed of photoelectrons ejected from the surface of copper is 4.07E5 m/s when light...

The maximum speed of photoelectrons ejected from the surface of copper is 4.07E5 m/s when light with a wavelength of 240 nm is shined on the surface. What is the work function of copper metal?

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In this question we have to calculate the work function of copper metal.

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