M.Sc. Bio-Physics (PU-CET P.G) 2019 Panjab University Entrance Exam With Answers

Practice Mode:
25.

When a current of 5 mA is passed through a galvanometer having a coil of resistance 15 Ω, it shows full scale deflection. The value of the resistance to be put in series with the galvanometer to convert it into a voltmeter of range 0−10 V is:

A: 1.985×10^3 Ω
B: 2.045×10^3 Ω
C: 2.535×10^3 Ω
D: 4.005×10^3 Ω

The answer is: A