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Unformatted text preview: loops, the domains in the iron will align with the magnetic field, creating an electromagnet. Electromagnets Strength of an Electromagnet s Number of coils s Current s Thickness of core s Distance from wire/coil How is strength affected? s Number of Coils more coils, stronger b Double the coils, double the strength s Current more current, stronger b Double current, double the strength s Distance farther distance, weaker (1/d 2 ) b Double distance, the strength...
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