able below shows the data obtained when a photoelectric surface is illuminated light of different...
able below shows the data obtained when a photoelectric surface is illuminated light of different...
able below shows the data obtained when a photoelectric surface is illuminated light of different frequencies, and the corresponding stopping potentials V_{s}
(f(x * 10 ^ - 14 * IIz))/(V_{5}(V))
0
-1.9
2
-1.1
4
6
8
-0.3
0.6
1.4
Plot a graph of V_{s} on the vertical axis and fon the horizontal axis.
Use the graph in (i) to determine the speed of the light illuminating the
surface, if its threshold wavelength is 6.38 * 10 ^ - 7 * m
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