1.

A triangular loop of side l carries a current I. It is placed in a magnetic field B such that the plane of the loop is in the direction of B. The torque on the loop is    [MP PET 2003]

A. Zero 
B. IBl
C. OB 
D. \[\frac{\sqrt{3}}{4}IB{{l}^{2}}\]
Answer» E.


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