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Grade: 12 
        
if a bar magnet is at an angle 60o from the uniform magnetic field .then torque is τ then maximum change in potential energy in rotating this bar magnet will be ___(ans:4/√3τ)
3 years ago

Answers : (1)

ROSHAN MUJEEB
askIITians Faculty
836 Points 
							torque=M*Bsin(theta).here put theta=60 .formula of potential energy is -MBcos(theta).maximum change is when theta becomes 180 degree
one month ago
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