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
​

Answer 1

Explanation:

here is your answer and once again try it

Answer 2

Answer:

1:4

Explanation:

because heat is produced 1:4time in series in respect to parallel