Mathematics, 20.09.2019 03:30 diegocazador67

Which of these is true about a bar magnet?
it's poles attract or repel other magnets because of their net electric charge.
it's magnetic north pole tends to point south.
it's poles can't be separated into two isolated poles.
it cannot attract iron objects unless they are permanent magnets.

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Which of these is true about a bar magnet?
it's poles attract or repel other magnets because...