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A caesium photocell , with a steady pote...

A caesium photocell , with a steady potential difference of `60 V` across , is alluminated by a bright point source of light `50 cm` away. When the same light is placed `1 m` away the photoelectrons emitted from the cell

A

Are one quarter as numerous

B

Are half as numerous

C

Each carry one quarter of their previous momentum

D

Each carry one quarter of their previous energy

Text Solution

Verified by Experts

The correct Answer is:
A
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