Moving Charges and Magnetism - Result Question 83
85. A galvanometer of resistance has 25 divisions. A current of ampere gives a deflection of one per division. To convert this galvanometer into a voltmeter having a range of 25 volts, it should be connected with a resistance of
[2004, 2002]
(a)
(b)
(c)
(d)
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Answer:
Correct Answer: 85. (a)
Solution:
- (a)
Range of volts
In order to increase the range of voltmeter
Here,