NEET Physics Magnetic Properties of Materials MCQ Question with Solution

What is the expression for the net magnetic field inside a solenoid filled with a material of magnetisation M?

A

B = B0 + μ0M

B

B = B0 - μ0M

C

B = μ0nI + M

D

B = μ0M

Option A

The net magnetic field inside a solenoid with a material of magnetisation M is given by B = B0 + Bm, where Bm = μ0M as per the NCERT context.

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