Physics · Magnetism and Matter
The work done in rotating a bar magnet, which is initially aligned with the direction of a uniform magnetic field, through an angle of 45° is W. The additional work to be done to rotate the magnet further through 15° is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1W√2✓
- 2W2
- 3W√2
- 42W
Correct answer
W√2
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