For full scale deflection of total 50 divisions, 50 mV voltage is required in galvanometer. The resistance of galvanometer if its current sensitivity is 2   div   / mA will be:

Question

For full scale deflection of total 50 divisions, 50 mV voltage is required in galvanometer. The resistance of galvanometer if its current sensitivity is 2 &#160; div &#160; / mA will be:

Aicharya · Accepted Answer

&#160; C . S .&#160;= &#952; I g Ig = &#952; C . S . = 50 div 2 div / mA = 25 &#160; mA Potential difference = 50 mV Resistance = V I = 50 mV 25 &#160; mA = 2 &#937;

For full scale deflection of total 50 divisions, 50 mV voltage is required in galvanometer. The resistance…

Solution