question_answer

A galvanometer of resistance \[100\Omega \]has 50 divisions on its scale and has sensitivity of \[20\mu A/\]division. It is to be converted to a voltmeter with three ranges, of 0-2 V, 0-10 V and 0-20 V. The appropriate circuit to do so is : [JEE Main Held on 12-4-2019 Morning]

A)

B)

C)

D)

Correct Answer: D

Solution :

[d]