1.

A galvanometer has resistance1 Omega. Maximum deflection current through it is 0.1 A

Answer»

To measure a current of 1A a resistance of `(1)/(10)Omega` is put in PARALLEL with galvanometer
To measure a current of 1A a REISTANCE of `(1)/(9) Omega` is put in parallel with galvanometer
To measure a potential difference of 10 V a resistance of `99 Omega` is put in series with galvanometer
To measure a potential difference of 10 V a resistance of `100 Omega` is put in series with galvanometer

Answer :B::C


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