Motors Flashcards
1
Q
What happens when a wire carrying a current crosses a magnetic filed?
A
The wire will experience a force.
2
Q
When a wire experiences a force what is the effect?
A
This is the motor effect.
3
Q
What does a electric motor consist of?
A
A coil of wire in a magnetic field
4
Q
When there is a current in the coil what happens?
A
There is a force on each side of the coil that makes it turn
5
Q
How can the speed of the motor be increased?
A
Increasing the size of the current
Increasing the strength of the magnetic filed
Increasing the number of turns of wire on the coil
