NEET 2021 Model Test Paper 8

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Question : 40 of 180

Marks: +1, -0

A photoelectric cell is illuminated by a point source of light 2 m away. When the source is shifted to 1m, then

each emitted electron carries two times of initial energy
number of electrons emitted is two times of the initial number
each emitted electron carries four times of the initial energy
number of electrons emitted is four times of the initial number

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