STANDARDPhysics-Magnetism
STANDARD Physics Magnetic Properties of Materials MCQ Question
Type: MCQ-conceptual-Medium
Which of the following is not correct about relative magnetic permeability (μᵣ)?
A
It is a dimensionless pure ratio.
B
For vacuum medium its value is one.
C
For ferromagnetic materials μᵣ >> 1
D
For paramagnetic materials μᵣ > 1.
Correct Answer
Option D
Detailed Explanation
Relative magnetic permeability is a dimensionless pure ratio and for paramagnetic materials μᵣ > 1 is incorrect.
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