Physics, 29.10.2020 16:30 emmaja121003

Brady connected the lose wire to the battery and created an electromagnet as shown below. He picked up 45 thumb tacks with his electromagnet, though his goal was to pick up 50 thumb tacks. What could Brady do to increase the strength of his electromagnet and pick up more thumbtacks?

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Brady connected the lose wire to the battery and created an electromagnet as shown below. He picked...