In real transformers, the percentage of copper losses account for how much of the total losses – Transformer MCQ#63

In real transformers, the percentage of copper losses account for how much of the total losses:

1. 20%
2. 55%
3. 85%
4. 98.5%

Correct answer: 3. 85%

In real transformers, the percentage of copper losses account for 85% of the total losses.