Physics, 28.07.2019 04:34 cdeanrn8971

Donna is trying to make an electromagnet to pick up old nails around her driveway. which of these materials would be best to use for the core in order to make the strongest electromagnet to pick up the most nails? a) iron nail b) wooden stake c) plastic ruler d) cardboard tube

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Donna is trying to make an electromagnet to pick up old nails around her driveway. which of these ma...

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