Physics, 29.01.2020 00:52 helper55

Awire is wrapped multiple times around a galvanized or aluminum nail and then each end of the wire connected to a battery for some period of time. what happens when the nail is then positioned next to a paper clip and why

a)the paper clip is repelled away from the nail because an electromagnetic field magnetized the nail

b)the paper clip is attracted toward the nail because an electromagnetic field magnetized the nail

c)no effect at all on the paper clip from the wire or the nail

d)the paper clip straightens out because of ohm's law

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Awire is wrapped multiple times around a galvanized or aluminum nail and then each end of the wire c...