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When n numbers resistances of each value r are connected in parallel, then the resultant resistance is x. When these n resistances are connected in se

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Question added by fasih ullah , engineer , ptcl
Date Posted: 2013/06/13
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Rabeea Fayyaz
by Rabeea Fayyaz , intern , PTCL

Answer would be n2x.

1/Re=1/r +1/r +1/r...n/r

1/Re= n/r (in case of parallel)

Re=r/n ----> x=r/n

r=xn

so now in case of series

it would be n2 times of resultant resistance x.

Re= r+r+.....nr

Re=nr (as r=xn)

so,

Re=n*xn

Re=n2x

SULEIMAN ETSU UMAR
by SULEIMAN ETSU UMAR , Manager , Engineering Automation Technology Limited

The resultant resistance is1/X

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