Ch23 - Magnetic Fields Flashcards
(4 cards)
1
Q
What is a magnetic field
A
A field surrounding a permanent magnet or a current-carrying conductor
2
Q
Left hand rule
A
Thumb - motion
index - field
Middle - current
3
Q
When is the magnitude of the force experienced by a wire at maximum and minimum.
A
It is maximum when the wire is perpendicular to the magnet
It is minimum when the wire is parallel to the magnet
4
Q
A
