Question

4. 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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Answer 1

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4. 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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Option (c) 1:4 is correct.

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@MissWorst