Two conducting wires of the same material and of equal lengths and equal diameters are first connected in series and then in 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
Answer:C
Two conducting wires of the same material and of equal lengths and equal diameters are first connected in series and then in 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