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When 6 identical cells of no internal re...

When 6 identical cells of no internal resistance are connected in series in the secondary cicuit of a potentio meter, the balancing length is `l` balancing length becomes `(l)/(3)` when some cells are connected wrongly, the number of cell connected wrongly are

A

1

B

3

C

2

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
`E^. = (n-2m) E`
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