nursing UP CNET BSc Nursing 2025 Mock Test Series Physics Magnetism and Maxwell's Equations Magnetic Materials
The incorrect relation for a diamagnetic material (all the symbols carry their usual meaning and ε is a small positive number) is:
1
μ < μ0
2
0 ≤ μr < 1
3
-1 ≤ χ < 0
4
1 < μr < 1 + ε