the number of electrons emitted by photocathode would :

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A Photocell is illuminated by a small bright source placed 1m away. When the same source of light is placed 1/2m away, the number of electrons emitted by photocathode would :
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Nov
A Photocell is illuminated by a small bright source placed 1m away. When the same source of light is placed 1/2m away, the number of electrons emitted by photocathode would : A Photocell is illuminated by a small bright source placed 1m away. When the same source of light is placed 1/2m away the number [...]
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