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JAMB Physics 2025 Objective — Question 31

Question 31 of 40 from the Joint Admissions and Matriculation Board (JAMB) Physics 2025 Objective paper, with the correct answer and a full explanation.

The most suitable material for the core of a transformer is:

A. brass
B. wood
C. copper
D. soft ironCorrect

Explanation

Soft iron has high permeability and low hysteresis loss.

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