railway RRB JE (CBT I + CBT II) Mock Test 2024 Engineering Materials Science Structure and Properties of Engineering Materials
Which of the following is true for soft magnetic material?
1
Narrow hysteresis curve and high initial permeability
2
Narrow hysteresis curve and low initial permeability
3
Broad hysteresis curve and high initial permeability
4
Broad hysteresis curve and low initial permeability