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A photo-cell is illuminated by a source ...

A photo-cell is illuminated by a source of light, which is placed at a distance d from the cell. If the distance become d/2, then number of electrons emited per second will be : -

A

moves with one-fouth energy as that of the initial energy

B

moves with one-fourth of momemtum as that of the initial momentum

C

will be half in number

D

will be one-fourth in number

Text Solution

Verified by Experts

The correct Answer is:
D
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