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13 cards from this deck
Dynamo
Coil of wire and two permanent magnets
A turbine (driven by wind)
Magnetic field lines
Potential difference (voltage)
Alternating current (AC)
Direction of current changes as coil rotates
Alternator
Split ring commutator
Reverses the direction of current
Every half-rotation
Direct current (DC)
Ensures current always flows in same direction
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