Physics, asked by vishal5610, 1 year ago

Determination of earths magnetic field using a tangent galvanometer

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Answered by ojhaaditya913
0

Answer:

Explanation:

o use the galvanometer, it is first set up on a level surface and the coil aligned with the magnetic north-south direction. ... Since the magnetic field of the Earth is constant, and B depends directly on the current, the current is thus proportional to the tangent of the angle through which the needle has turned. 6

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