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2 November, 14:55

A piece of plastic tape coated with iron oxide is magnet - ized more in some parts than in others. When the tape is moved past a small coil of wire, what happens in the coil? What is a practical application of this?

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  1. 2 November, 17:33
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    Explanation:when a tape is moved past a small coil of wire due to a non uniform field, the voltage is induced in the coil. A practical example of this is a tape recorder in which a moving tape produces sound energy ...
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