In the series combination of n cells each cell having emf `epsilon` and internal resistance r. If three cells are wrongly connected, then total emf an

Question

In the series combination of n cells each cell having emf `epsilon` and internal resistance r. If three cells are wrongly connected, then total emf an

In the series combination of n cells each cell having emf `epsilon` and internal resistance r. If three cells are wrongly connected, then total emf and internal resistance of this combination will be
A. `"n"epsi,(nr-3r)`
B. `("n"epsi-2r),nr`
C. `("n"epsi-4epsi),nr`
D. `("n"epsi-6epsi),nr`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - D
Since due to wrong connection of each cell the total emf reduced to `2epsilon` then for wrong connected of three cells the total emf will reduced to `(nepsi-6epsi)` whereas the total or equivlent of cell combination will be nr.

5 views Answered 2023-02-05 15:29