Which of the following does not decrease the efficiency of a transformer:
A. laminating the core
B. use of iron core
C. core made of a material having narrow hysteresis loop
D. All of the above.
Answer:D
Which of the following does not decrease the efficiency of a transformer:
A. laminating the core B. use of iron core C. core made of a material having narrow hysteresis loop D. All of the above.