19) A circular loop of area 10 cm2 carrying a current 1-8 A is placed in the x-y plane, as shown in the figure. If the loop is placed in a uniform magnetic B-1.5T oriented along the x axis, then the initial torque (in N.m) on the loop is: (A)2x10-2() (8)80x102(1) (C) 1.5x10-2 (1) (D) 120 (k) (E) zero *****
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