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 identical cells, each of emf  and internal resistance , are connected in series a cell  is joined with reverse polarity. The potential difference across each cell, except  is

a)

b)

c)

d)


Question ID - 151511 :-

 identical cells, each of emf  and internal resistance , are connected in series a cell  is joined with reverse polarity. The potential difference across each cell, except  is

a)

b)

c)

d)

1 Answer
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3537

Answer Key : (d) -

(d)

When one call is wrongly connected in series, the emf of cells decrease by , but internal resistance of cells remains the same for all the cells.

Current in the circuit is

Potential difference across each cell is



Next Question :

The ammeter  reads  and the voltmeter  reads  The value of resistance  is (Assuming finite resistance’s of ammeter and voltmeter)

a)

Exactly

b)

Less than

c)

More than

d)

We cannot definitely say


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