Precautions of Adjustments of the Tangent Galvanometer

Precautions of Adjustments of the Tangent Galvanometer Points : Precautions of Adjustments of the Tangent Galvanometer While adjusting the tangent galvanometer, the following pints should be taken in mind:
i) The support of copmus needle should he free from torsion.
ii) Copmus needle should always the in the centre of the scale.
iii) The plane of the coil should be in meridian.
iv) The pointer should not be at the right angle of the magnetic axis of the magnet.