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A circuit consists of a resistance R con...

A circuit consists of a resistance R connected to n similar cells. If the current in the circuit is the same whether the cells are .connected in series or in parallel, then the internal resistance r of each cell is given by

A

`r=R//n`

B

r=nR

C

r = R

D

`r=1//R`

Text Solution

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The correct Answer is:
C
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