In an experiment on photoelectric effect,

Question:

In an experiment on photoelectric effect, the stopping potential is measured for monochromatic light beams corresponding to different wavelengths. The data collected are as follows:

Plot the stopping potential against inverse of wavelength $(1 / \lambda)$ on a graph paper and find

(a) Planck's constant

(b) The work function of the emitter and

(c) The threshold wavelength.

Solution:

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