When light of wavelength 300 nm falls on a cobalt surface, Physics

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When light of wavelength 300 nm falls on a cobalt surface

When light of wavelength 300 nm falls on a cobalt surface, electrons having a maximum kinetic energy of 0.24 eV are emitted. Find values for the following.

(a) the work function of cobalt

(b) the cutoff wavelength

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Physics: When light of wavelength 300 nm falls on a cobalt surface

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