RE-NEET2024Physics-Magnetism

RE-NEET 2024 Physics Diamagnetism MCQ Question

Type: MCQ-conceptual-Medium

The incorrect relation for a diamagnetic material (all the symbols carry their usual meaning and ε\varepsilon is a small positive number) is:

A

μ<μ0\mu < \mu_0

B

0μr<10 \leq \mu_r < 1

C

1χ<0-1 \leq \chi < 0

D

1<μr<1+ε1 < \mu_r <¹⁺ \varepsilon

Correct Answer

Option D

Detailed Explanation

For diamagnetic materials, the relative permeability μr\mu_r is less than 1. Option D suggests μr>1\mu_r > 1, which is incorrect for diamagnetic materials.

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