Physics, asked by vikrantpalle9958, 9 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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