Magnetism Flashcards
1
Q
Describe a uniform field within a bar magnet
A
-Lines are parallel and straight
-Lines are evenly spaced
2
Q
-Explain why a voltage is induced between the end of a metal wire as it’s pushed through two bar magnets
A
-The wire is cutting the magnetic field lines
3
Q
When a magnet is on a balance, if another magnet is brought towards it with similar pole what happens?
A
-The Reading of the balance will increase because the magnets are repelling each other.
4
Q
When a compass is placed inbetween a circuit why does the needle move?
A
-The current in the wire produces a magnetic field.
