Physics-Magnetic Properties of Materials

NEET Physics Magnetic Properties of Materials MCQ Question

Type: MCQ-diagram based-Medium-Class 12

Consider a diagram showing a solenoid with a ferromagnetic core inserted inside it. What is a key factor in determining the strength of the magnetic field inside the solenoid?

Question diagram
A

The relative permeability of the core material.

B

The length of the solenoid.

C

The diameter of the wire used in the solenoid windings.

D

The color of the insulation on the solenoid wire.

Correct Answer

Option A

Detailed Explanation

The relative permeability of the core material directly affects the magnetic field inside the solenoid, as described in the calculation of the magnetic field B in the provided NCERT context.

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