Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Moving Charges and Magnetism

Question:

A bar magnet of magnetic moment M is cut into two equal parts. The magnetic moment of either of the parts will be-

Options:

M

2M

M/2

4M

Correct Answer:

M/2

Explanation:

$M = ml$

For the new magnet

$M'= m\times \frac{l}{2} = \frac{M}{2}$