I know permanent magnets will lose charge overtime, is the same for electromagnets?. Created by Sean. science-mathematics-en - engineering-en

How long do electromagnetics last?

Sean @Sean

May 2021 2 87 Report

How long do electromagnetics last?

I know permanent magnets will lose charge overtime, is the same for electromagnets?

Science & Mathematics / Engineering

Rick

Permanent magnets do not discharge with time unless they are exposed to a magnetic field caused by some other magnets. Electromagnets stop working when the current is removed, but the magnetic core does not change with time.

1 votes Thanks 1

They lose their pull when you turn off the current

0 votes Thanks 0

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