Q. The scale used with a moving coil meter is

A
Linear
B
Non -Linear
C
Square law scale
D
None of the above
Solution:

Moving coil meter. i.e., the torque is proportional to the coil current and the instrument scale is linear. The torque due to the coil current is opposed by the reaction torque of a torsional spring such that the final rotational displacement of the coil is proportional to the measured current.

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