Question

A magnet of magnetic moment $2 J T ^ { - 1 }$ is aligned in the direction of magnetic field of 0.1 T. What is the net work done to bring the magnet normal to the magnetic field

• A. 0.1 J
• B. 0.2 J
• C. 1 J
• D. 2 J

Answer 1

Answer: (B)

0.2 J

Answer 2