Why we use only soft iron ore to make a electromagnet
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Answer:
because soft iron allows current in smooth way in electromagnet so it is to make electromagnet
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Explanation:
Because Soft Iron keeps the magnetic property for a very short time.
To better understand this, if you plan to make an alarm, you wouldn't want that magnet to stick to that alarm forever . Instead you would need a material that leaves the magnetic property as soon as electricity stops passing through coil .
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