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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

`i propd^(2)`

B

`i propd`

C

`i prop 1/d`

D

`i prop 1/d^(2)`

Text Solution

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The correct Answer is:
D
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