When 0.010A current flows through a moving coil galvanometer, it gives full deflection. Then, it is converted into a voltmeter which gives a reading of 10 V using an external resistance of 950 Ω. What is the resistance of the galvanometer (G)?
A. 40 Ω
B. 50 Ω
C. 60 Ω
D. 70 Ω
Answer:B
When 0.010A current flows through a moving coil galvanometer, it gives full deflection. Then, it is converted into a voltmeter which gives a reading of 10 V using an external resistance of 950 Ω. What is the resistance of the galvanometer (G)?
A. 40 Ω B. 50 Ω C. 60 Ω D. 70 Ω