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14 cards from this deck
Creates a magnetic field
Concentric circles
Thumb=current, fingers curl=field direction
Positive (+) to negative (-)
Directly proportional
Field strength doubles
Inversely proportional
Long coil of conducting wire wrapped in spiral
Strong and uniform
Increase current, add turns, insert iron core
An electromagnet
Magnetism can be turned on/off by controlling current
One increases, other increases at same rate
One increases, other decreases
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