JEE Main & Advanced
Sample Paper
JEE Main - Mock Test - 17
question_answer
A \[30cm\]long bar magnet is placed in the magnetic meridian with its north pole pointing south. The neutral point is obtained at a distance of \[40cm\] from the center of the magnet. Find the magnetic dipole moment (in \[A{{m}^{2}}\]) The horizontal component of earth's magnetic field is \[0.34\]gauss.