Questions
A photoelectric cell is illuminated by a point source of light 2 m away. When the source is shifted to 1 m, towards the cell then
a
each emitted electron carries two times of initial energy
b
number of electrons emitted is two times of the initial number
c
each emitted electron carries four times of the initial energy
d
number of electrons emitted is four times of the initial number
detailed solution
Correct option is D
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