8.2 - Electric Motors Flashcards
1
Q
Motor
A
Uses a current carrying solenoid and magnet to create movement
2
Q
Parts of a motor
A
- Armature
- Brushes
- Split Ring Commutator
3
Q
What is an armature
A
The coils of a current carrying wire
4
Q
What are brushes
A
Bring current to armature
5
Q
What is split ring commutator
A
reverses current flow every half turn to maintain rotation
6
Q
What is the right hand slap rule
A
Predicts the force on a current carrying wire in a magnetic field
7
Q
What is the right hand grip rule
A
Finds the direction of a magnetic field
