1.

A galvanometer has resistance of 10 ohms and a full scale deflection is produced by 5 milli amperes. What is the value of resistance that should be connected in series with it in order to enable it to read 2V?

A. 20 Ω
B. 10 Ω
C. 40 Ω
D. 30 Ω
Answer» E.


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