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In a regular polygon of n sides, each co...

In a regular polygon of `n` sides, each corner is at a distance `r` from the centre. Identical charges are placed at `(n-1)` corners. At the centre, the intensity is `E` and the potential is `V`. The ratio `V//E` has magnitude

A

`rn`

B

`r(n-1)`

C

`(n-1)//r`

D

`r(n-1)//n`

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The correct Answer is:
B
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