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Calcium plate has a maximum possible radiation wavelength 400 nm to eject electrons.

Calcium plate has a maximum possible radiation wavelength 400 nm to eject electrons. Its work function is

Options

(a) 23 eV
(b) 3.1 eV
(c) 4.5 eV
(d) None of these

Correct Answer:

3.1 eV

Explanation:

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