JAMB Physics 2017 Objective — Question 5
Question 5 of 40 from the Joint Admissions and Matriculation Board (JAMB) Physics 2017 Objective paper, with the correct answer and a full explanation.
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How can energy loss be minimized through Eddy-current?
- A. A. By using high resistance wire
- B. B. By using insulated soft iron wiresCorrect
- C. C. By using low resistance wires
- D. D. By using turns of wires
Explanation
Using laminated, insulated soft iron cores reduces eddy current loss by limiting induced current paths.
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