Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Moving Charges and Magnetism

Question:

Options:

a

b

c

d

Correct Answer:

b

Explanation:

Magnetic moment M = mL

if we bent it from middle then effective length i.e length between its end become $\frac{L}{\sqrt2}$

new Magnetic moment = m$\frac{L}{\sqrt2}$ = $\frac{M}{\sqrt2}$