Question
Physics Question on Units and measurement
A galvanometer of 50Ω resistance has 25 divisions. A current of 4 × 10-4 A. A gives a deflection of one division. To convert, this galvanometer into a voltmeter having a range of 25V, it should be connected with a resistance of
A
2500Ω as a shunt
B
245Ω as a shunt
C
2500Ω in series
D
2450Ω in series
Answer
2450Ω in series
Explanation
Solution
The correct option is (D): 2450Ω in series.