Physics, asked by satenderv8135, 1 year ago

Light of frequency 7.21 calculate work function and threshold frequency

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Answered by rajeevaadithya

Light of frequency 7.21 × 1014 Hz is incident on a metal surface. Electrons with a maximum speed of 6.0 × 105 m/s are ejected from the surface. ... Therefore, the threshold frequency for the photoemission of electrons is 4.738 × 1014 Hz.

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