# Under what condition will the current in a wire be the same when connected in series and in parallel of n identical cells each having internal resistance r and external resistance R?

Answers (1)

The current in the wire, when connected in series and parallel, will become equal only.

When $R+nr=r+nR\; \; \; \; \; (\because r=R)$

Where r = internal resistance

R = external resistance

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