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Physics, 16.07.2019 01:30 hairj9888

How could you identify the unmarked poles of a magnet? a. observe the concentration of field lines. b. put a magnet with known poles nearby. c. sprinkle iron fillings nearby and observe the field lines. d. put an iron nail nearby, with its head facing one pole.

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How could you identify the unmarked poles of a magnet? a. observe the concentration of field lines....
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