A) zero
B) \[{{10}^{-4}}N\,m\]
C) \[{{10}^{-2}}N\,m\]
D) 1 Nm
Correct Answer: A
Solution :
Circular loop is placed perpendicular to the magnetic field. Therefore, angle between area vector and magnetic field is zero. \[\therefore \] \[\tau =IAB\sin {{0}^{o}}=0\]You need to login to perform this action.
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