Example 1 · difficulty 1/5
A short bar magnet having magnetic moment 0.32 J T⁻¹ is placed in a uniform magnetic field of 0.15 T with its axis making an angle of 30° with the field. The magnitude of the torque acting on the magnet is:
- A. 0.048 N m
- B. 0.042 N m
- C. 0.024 N m
- D. 0.096 N m