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Physics
When light is incident on a metal surface the maximum kinetic energy of emitted electrons
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Q. When light is incident on a metal surface the maximum kinetic energy of emitted electrons
Dual Nature of Radiation and Matter
A
vary with intensity of light
43%
B
vary with frequency of light
31%
C
vary with speed of light
16%
D
vary irregularly
10%
Solution:
Max. K.E. $= hv - W _0 ;$ so Max . K.E , $\propto v$