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If the distance of 100 Watt lamp is incr...

If the distance of 100 Watt lamp is increased from a photocell, the saturation current i in the photo cell varies with distance d as

A

`ipropd^(2)`

B

`ipropd`

C

`iprop(1)/(4)`

D

`iprop(1)/(d^(2))`

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The correct Answer is:
D
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