Chemistry, 21.05.2021 18:00, jessnolonger

100 POINTS A wire is coiled around an iron core, and a current runs through it to create an electromagnet. How would you INCREASE the power of the electromagnet?

Question 3 options:

Increase the voltage of the power source to create a higher current

Open a switch so that the current stops.

Replace the iron core with copper.

Make the wire straighter, so it wraps around the core fewer times

Answers: 2

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100 POINTS A wire is coiled around an iron core, and a current runs through it to create an electro...