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A moving coil galvanometer consists of a coil of n turns and area a, suspended by a thin phosphor bronze strip in radial magnetic fieldb. The moment of inertia of the coil about the axis of rotation is l and c is the torsional constant of the phosphor bronze strip. When a current i is passed through the coil, it deflects through an angle (in radians). When a charge q is passed almost instantly through the coil, the angular speed acquired by the coil is |
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Answer» Answer: · A moving coil galvanometer consists of a coil of N turns are area A suspended by a thin phosphor bronze strip in radial MAGNETIC field B. The moment of INERTIA of the coil about the axis of rotation is l and c is the TORSIONAL constant of the phosphor bronze strip. |
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