Question

3.
Two conductors of the same material and of equal lengths and equal
diameters are first connected in series and then in parallel'in a cir-
cuit 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
​

Answer 1

Option C is correct

(C) 1 : 4

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