1
Q
What is an alternator
A
Coil of wire rotating in a magnetic field
2
Q
What do commutators in an alternator do
A
Allow current to pass out the coil
3
Q
Is there neg and pos PD in alternator
A
yes
4
Q
When is PD zero in alternator
A
When coil is vertical as coil is moving paralel to field
5
Q
How many rings is there in an AC
A
2, thats why it is alternating current
6
Q
Where do compasses point
A
North south direction which shows earths core is magnetic
zPhysics
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