is an electromagnet with its core in the form of a close magnetic ring.
A. Solenoid
B. Paraboloid
C. Toroid
D. Cycloid
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Answer: C
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is an electromagnet with its core in the form of a close magnetic ring.
A. Solenoid
B. Paraboloid
C. Toroid
D. Cycloid
Answer: C
Share your understanding of this question with the correct explanation.