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A galvanometer coil has a resistance of ...

A galvanometer coil has a resistance of `15 Omega` and it shows full scale deflection for a current of 4 mA. Convert it into an ammeter of range 0 to 6 A.

A

`10 m Omega` resistance is to be connected in parallel to the galvanometer

B

`10 m Omega` resistance is to be connected in series with the galvanometer

C

`0.1 m Omega` resistance is to be connected in series with the galvanometer

D

`0.1 m Omega` resistance is to be connected in parallel to the galvanometer

Text Solution

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The correct Answer is:
a
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