Question

the circular scale in tangent galvanometer is ​

Answer 1

Answer:

Non-magnetic frame

Explanation:

A tangent galvanometer consists of a coil of insulated copper wire wound on a circular non-magnetic frame. The frame is mounted vertically on a horizontal base provided with levelling screws. The coil can be rotated on a vertical axis passing through its centre. A compass box is mounted horizontally at the centre of a circular scale.

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