Physics, 05.02.2021 23:30, JAXKBOII213

Which of the following is an example of an electromagnet? A. The magnets used to lift metal or cars in a salvage/junk yard
B. the bar magnets we used in the lab
C. the magnets used to hold pictures on a refrigerator or papers on a metal filing cabinet

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Which of the following is an example of an electromagnet? A. The magnets used to lift metal or cars...