Q26. In the experiment to determine the galvanometer resistance by half-deflection method, the plot of $1 / \theta$ vs the resistance ( $R$ ) of the resistance box is shown in the figure. The figure of merit of the galvanometer is $\_\_\_\_$\\
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$\times 10 ^ { - 1 } \mathrm {~A}$ / division. [The source has emf 2V]\\