Physics · Magnetism and Matter
A small bar magnet placed with its axis at 30° with an external magnetic field of 0.06 T experiences a torque of 0.018 Nm. The minimum work required to rotate it from its stable to unstable equilibrium position is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 111.7 × 10-3 J
- 27.2 × 10 Back-2 J✓
- 39.2 × 10-3 J
- 46.4 × 10-2 J
Correct answer
7.2 × 10 Back-2 J
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