Find the work function for cesium

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Reference no: EM131553067

Question: Light with wavelength of λ = 450 nm shines on a cesium sample, and a photoelectric current flows. With a retarding voltage of 0.85 V the current goes to zero.

a. What is the maximum kinetic energy of electrons emitted by the cesium?

b. Find the work function for cesium.

Reference no: EM131553067

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