17.4
Hysteresis
Chapter 17
Pro
1/4
You magnetize a steel nail by rubbing a strong magnet along it 50 times. The nail can now pick up paper clips. You want to completely demagnetize the nail.
You magnetize a steel nail by rubbing a strong magnet along it 50 times. The nail can now pick up paper clips. You want to completely demagnetize the nail.