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Two conducting wires of the same materia...

Two conducting wires of the same material and of equal. lengths and equal diameters are first connected in series and then parallel in a circuit across the same potential difference. The ratio of heat produced in series and parallel combinations would be -

A

`1:2`

B

`2:1`

C

`1:4`

D

`4:1`

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The correct Answer is:
A, D
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