what is an electromagnet? ( no google or wikipedia )
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An electromagnet is a piece of iron which has been magnetised by passing electricity through it.
Hope this helps! :)
Hope this helps! :)
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It is a soft iron rod which works as a magnet when electric current is passed through it and looses its magnetic field when current is turned off.
Also we can control the strength of magnetic field by adjusting the current..
Also we can control the strength of magnetic field by adjusting the current..
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