When asked how to create an electromagnet, he best andwe would be, "you can create an electromagnet by"? a. applying a direct current to a non magnetic material in order to create a electromagnetic field b. covering a wire with insulation and applying a direct electrical current to the magnet c. coiling a ferromagnetic material, wrapping in an insulator and applying a current to the coil d. wrapping an insulated wire around a metal with ferromagnetic properties and applying an electric current
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When asked how to create an electromagnet, he best andwe would be, "you can create an electromagnet...
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