The potential energy stored in a bar magnet in a uniform magnetic field is given by
A. U = -Pm B (Sin θ)
B. U = Pm B (tan θ)
C. U = Pm B(Sin θ)
D. U = -pm B(cos θ)
Answer:D
The potential energy stored in a bar magnet in a uniform magnetic field is given by
A. U = -Pm B (Sin θ) B. U = Pm B (tan θ) C. U = Pm B(Sin θ) D. U = -pm B(cos θ)