Chemistry, 22.02.2021 23:10 alissalhenry
An electromagnet is the most powerful type of magnet there is It is a magnet with a current running through it that can be
turned on and off Why might it be useful to be able to turn the electromagnet on and off?
O to reduce wearing out of the magnet over time
O to control the strength of the magnet
O to not waste electricity
O to latch onto and let go of objects
Answers: 2
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