what are the ways to change the strength of an electromagnet
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Answered by
2
Answer:
heat it
Explanation:
heat the electromagnet to decrease it's resistance
Answered by
6
Answer:
The strength of an electromagnet can be increased by increasing the number of loops of wire around the iron core and by increasing the current or voltage. You can make a temporary magnet by stroking a piece of iron or steel (such as a needle) along a permanent magnet.
Explanation:
your answer!!!
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