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The work function of iron metal is 4.50 eV. What is the maximum speed of the...

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The work function of iron metal is 4.50 eV. What is the maximum speed of the photoelectrons ejected from iron, when light wit
The work function of iron metal is 4.50 eV. What is the maximum speed of the photoelectrons ejected from iron, when light with a wavelength of 142 nm is shined on its surface? O 1.22E6 m/s O 6.32E5 m/s O 8.99E5 m/s 0 9.51E6 m/s O 1.09E6 m/s

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