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Resistance n, each of r ohm, when connec...

Resistance `n`, each of `r ohm`, when connected in parallel give an equivalent resistance of `R ohm`. If these resistances were connected series, the combination would have a resistance in ohm, equal to

A

`n^(2)R`

B

`(R)/(n^(2))`

C

`(R)/(n)`

D

`nR`

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The correct Answer is:
A
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