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Electromagnetic crane: How does it work?

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Question

Electromagnetic crane: How does it work?

Short Answer
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Solution

An electromagnetic crane has a coil wound around a soft-iron core. When current flows through the coil, the core becomes a strong temporary magnet and attracts iron or steel objects. Switching off the current removes most of the magnetism, allowing the crane to release the objects.

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Chapter 10: Magnetic Fields due to Electric Current - Intext Questions [Page 232]

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Balbharati Physics [English] Standard 12 Maharashtra State Board
Chapter 10 Magnetic Fields due to Electric Current
Intext Questions | Q 5. | Page 232
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