The graph below shows the relation between the stopping potential, Vs and the frequency of radiation when a certain surface is illuminated with light of...

The graph below shows the relation between the stopping potential, Vs and the frequency of radiation when a certain surface is illuminated with light of different frequencies

From the graph determine:-
(i) The threshold frequency
(ii) The value of plank’s constant (e = 1.6 x 10^-19C)
(iii) The work function of the material

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(i) Graph is extrapolated to meet x-axis
f₀ = 7 x 10¹⁴Hz

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sharon kalunda answered the question on April 5, 2019 at 08:38

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