Q. The relative permeability $(\mu_{r})$ of a ferromagnetic substance varies with temperature ($T$) according to the curve
A) $A$
B) $B$
C) $C$
D) $D$
Explanation
The correct answer is Option C: $C$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.