Solution-The work function for cesium 181 ev is much lower

The work function for cesium, 1.81 eV, is much lower than the work function for other metals.

a) What is the photoelectric cut-off wavelength?

b) What is the maximum electron kinetic energy when cesium is illuminated with light of 512-nm wavelength?

c) What is the speed of such electron?

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The work function for cesium 181 ev is much lower than the : the work function for cesium 1.81 ev is much lower than the work function for other metals.a what is the photoelectric

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