# NEET Physics Magnetism and Matter Questions Solved

If a bar magnet of magnetic moment M is freely suspended in a uniform magnetic field of strength B, the work done in rotating the magnet through an angle is

(a) $MB\left(1-\mathrm{sin}\theta \right)$

(b) $MB\mathrm{sin}\theta$

(c) $MB\mathrm{cos}\theta$

(d) $MB\left(1-\mathrm{cos}\theta \right)$

Concept Videos :-

#3 | Magnetic Dipole Moment & Field due to Bar Magnet
#4 | Superposition of Magnetic Field due to Bar Magnet
#5 | Field due to Short Bar Magnet
#6 | Torque Acting on Bar Magnet in Uniform Field
#7 | Work Done in Rotating Dipole in Field & PE
#8 | Oscillations of Bar Magnet in Uniform Field
#9 | Solenoid as Equivalent Bar Magnet

Concept Questions :-

Bar magnet

(d)

Difficulty Level:

• 10%
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• 73%
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