If a current of 200 μA deflects the coil of moving coil galvanometer through 60°, then the current required to cause deflection through π/10 radians is

Answer :

Solution :

i ∝ θ

$\frac{i_1}{i_2}=\frac{{\mathrm{\theta \; <!--\; \theta \; -->}}_1}{{\mathrm{\theta \; <!--\; \theta \; -->}}_2}$