How can a galvanometer with and be converted into a voltmeter with a maximum range of ?

PHYSICS · Subjective · CBSE · Physics · Moving Charges and Magnetism · Moving Charges and Magnetism

Problem

How can a galvanometer with

G=20\,\Omega

and

I_g=1.0\,\text{mA}

be converted into a voltmeter with a maximum range of

10\,\text{V}