What is speed of fastest electron emitted from this material

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Reference no: EM13661017

Electromagnetic visible photons hit a material surface. The work function of this material is 2.28eV. The maximum kinetic energy carried by any electron ejected from this material is measured to be 0.72 eV.

a. What are the wave length and frequency of the visible photons?

b. What is the speed of the fastest electron emitted from this material?

c. What is the cut off frequency for this material?

Reference no: EM13661017

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