A square loop, carrying a steady current , is placed in a …

Physics Moving Charge and Magnetism NEET Previous Year Question MCQ (Single Correct)

A square loop, carrying a steady current , is placed in a horizontal plane near a long straight conductor carrying a steady current at a distance from the conductor as shown in figure. The loop will experience

a net attractive force towards the conductor

a net repulsive force away from the conductor

a net torque acting upward perpendicular to the horizontal plane

a net torque acting downward normal to the horizontal plane.

Text Solution

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The correct answer is:

as , and and are equal and opposite.

Hence, the net attraction force will be towards the conductor.

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