Question

Q13. In a transformer no of turns in
the primary coil is 140 and that in th
secondary coil is 280. If current in
primary is 4A, the current in
secondary is *​

Answer 1

Answer:

8A

Explanation:

1. We know, N¹/N²=V¹/V²=I¹/I²
2. so,140/280=4/I². here,N¹=140,N²=280,I¹=4
3. l²=8A

hope,I have helped you.