Answered: A coil of tangent galvanometer having… | bartleby

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A coil of tangent galvanometer having
diameter 16 cm is set up in magnetic meridian.
When current of 0.8 A is passed through the
coil, the magnetic needle is deflected through
45°. Find the length of the wire in the coil.
Also find the reduction factor of tangent
galvanometer. (Bí = 2 × 10¹ Wb/m², µ₁ = 4π ×
10-7 Wb/Am).
H

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