Question
Physics Question on Types of Magnets
Ferro-magnetic materials used in transformer core must have:
A
low permeability and high hysteresis loss
B
high permeability and low hysteresis loss
C
high permeability and high hysteresis loss
D
low permeability and low hysteresis loss
Answer
high permeability and low hysteresis loss
Explanation
Solution
The correct option is (B): high permeability and low hysteresis loss