The minimum frequency of light needed to eject electrons

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The minimum frequency of light needed to eject electrons from a metal is called the threshold frequency, ?0. Find the minimum energy needed to eject electrons from a metal with a threshold frequency of 5.73 × 10^14 s-1.

With what kinetic energy will electrons be ejected when this metal is exposed to light with a wavelength of ? = 245 nm?

Reference no: EM13190353

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