A Loop of Current-Carrying Wire Has a Magnetic Dipole Moment

question 39

Multiple Choice

A loop of current-carrying wire has a magnetic dipole moment of 5.0 *10^-4 A.m².If the dipole moment makes an angle of 57° with a magnetic field of 0.35 T, what is its potential energy?

• A)-9.5 x 10^-5 J
• B)-1.5 x 10^-4 J
• C)-1.8 x 10^-4 J
• D)+1.5 x 10^-4 J
• E)+9.5 x 10^-5 J

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