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What is the shape of the magnet used in an electric bell?a.Cylindricalc. Horseshoeb. Bard. Square |
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Answer» U-shaped For example : An electric bell USES a U-shaped electromagnet for its working. The U-shaped electromagnet is made by using U-shaped iron PIECE. In the U-shaped electromagnet, we have two coils of the same INSULATED copper WIRE wound on each side of the U-shaped iron piece. |
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