Determine the work function of the cathode

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Reference no: EM13342812

In a photoelectric-effect experiment, the maximum kinetic energy of electrons is 3.2eV . When the wavelength of the light is increased by 50% , the maximum energy decreases to 1.5eV.

What is the work function of the cathode?

What is the initial wavelength?

Reference no: EM13342812

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