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Advanced Placement (AP), 16.04.2021 17:10 200052

Which two statements are true? A. The definitions for electric force and electromagnetic force are identical.

B. Electric forces and magnetic forces are different aspects of a single electromagnetic force.

C. The operation of a motor depends on the relationship between electric and magnetic forces.

D. A magnet must be moving for a magnetic force field to exist.

Select all the correct answers.

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