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Chemistry 21 Online
OpenStudy (anonymous):

Which of the following is a magnet only when a current is present? permanent magnet electromagnet magnetic domain magnetic pole

OpenStudy (aaronq):

which ones can you eliminate?

OpenStudy (anonymous):

electromagnetic

OpenStudy (aaronq):

^i was trying to build some suspense here

OpenStudy (anonymous):

loll my badd.

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