Physics, asked by vikrantpalle9958, 10 months ago

If stopping potentials corresponding to wavelengths 4000A0 and 4500A0 are 1.3V and 0.9V respectively, then the work function of the metal is

Answers

Answered by chaithanya305

3

Answer:

work function is 2.2

Explanation:

kinetic energy =stopping potential×charge of electron

k.E max=v×e

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