derive an expression for the torque acting on the rectangular current carrying coil of a galvanometer
Answer (1)
20th Apr, 2021
Dear Student,
F 1 = F 2 = BbI ,
As, these forces are equal and opposite, the net force is 0. Now, as theta component tends to 0, the perpendicular distance between the force of the coil also approaches 0. This makes the forces collinear and, the net force and torque becomes 0.
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