A student built a simple fan using an electromagmet, a permanent magnet, and a fan blade. When she connects the electromagnet to one battery, the fan blade turns. What would most likely happen if she connected it to two batteries? a. The fan blade would go faster b. the fan blade would go slower c. the fan blade wouldn't turn at all d. the fan blade would turn in oppposite direction
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A student built a simple fan using an electromagmet, a permanent magnet, and a fan blade. When she c...
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