A galvanometer having a resistance of 20 ohm and capable of carrying a maximum current of 40 m A is to be converted into an ammeter of range `0-5` A.
A galvanometer having a resistance of 20 ohm and capable of carrying a maximum current of 40 m A is to be converted into an ammeter of range `0-5` A. What is the resistance needed?
A. `1.6Omega` in parallel
B. `0.16Omega` in parallel
C. `16.1Omega` in parallel
D. None of these
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