Teaching OSSSC TGT Teachers Mock Test Series 2025 Physics Moving Charges and Magnetism The Magnetic Dipole Moment
The magnetic field strength due to a short bar magnet at a distance r from the mid point of the magnet is B. Find the magnetic field strength at a distance 2r from the mid point of the magnet.
1
\(\frac{B}{2}\)
2
\(\frac{B}{4}\)
3
\(\frac{B}{8}\)
4
None of these