Q. A small coil of $N$ turns has area $A$ and a current I flows through it. The magnetic dipole moment of this coil will be
A) $NI/A$
B) $NI^{2}A$
C) $N^{2}AI$
D) $NIA$
Explanation
(d) Magnetic dipole moment of coil $= NIA$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.