A magnetic dipole experiences a torque of 80√3 N m when placed in a uniform magnetic field in such a way that…

Question

A magnetic dipole experiences a torque of $80\sqrt{3} \, \text{N m}$ when placed in a uniform magnetic field in such a way that the dipole moment makes an angle of $60^\circ$ with the magnetic field. The potential energy of the dipole is:

A
$80 \, \text{J}$
B
$-40\sqrt{3} \, \text{J}$
C
$-60 \, \text{J}$
D
$-80 \, \text{J}$

Accepted Answer

D. $$-80 \, 	ext{J}$$

Answer

A. $$80 \, 	ext{J}$$

Answer

B. $$-40\sqrt{3} \, 	ext{J}$$

Answer

C. $$-60 \, 	ext{J}$$

Answer & step-by-step solution

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