In a dc machine, which loss increases rapidly with the increase in frequency of magnetic reversals ?
A. Copper loss.
B. Hysteresis loss.
C. Eddy current loss.
D. Mechanical loss.
Answer:A
In a dc machine, which loss increases rapidly with the increase in frequency of magnetic reversals ?
A. Copper loss. B. Hysteresis loss. C. Eddy current loss. D. Mechanical loss.