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प्रश्न
The non-magnetic frame of a moving coil galvanometer is made of aluminium, and its function is to provide:
पर्याय
insulation between coil turns
eddy current damping
the restoring torque
the radial magnetic field
MCQ
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उत्तर
The coil is wound on a non-magnetic aluminium frame. As the coil rotates, eddy currents induced in the frame oppose the motion, providing eddy current damping (used in the pivoted Weston type).
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