The coild of a galvanometer consists of ...

The coild of a galvanometer consists of 100 turn and effective area `1 cm^(2)`. The restoring couple is `10^(-8) n-m//rad`. The magnetic field between the pole pieces `5` tesla. The current sensitivty per micro ampere.

`5xx10^(4) rad//mu amp`

`5xx10^(-6)` per amp

`2xx10^(-7)` per amp

`5 rad//mu amp`

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