In an experiment on photoelectric effect the frequency f of the incident light is plotted against the stopping potential V0 . The work function of the photoelectric surface is given by (e is electronic charge)

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OB x e in eV

OB in volt

OA in eV

The slope of the line AB

answer is A.

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Detailed Solution

Using Einstein’s equation, Comparing this equation with y=mx+cWe get intercept on – V0 axis ⇒ ⇒

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