1.

Relation between voltage sensitivity (sigma_(v)) and current sensitivity (sigma_(i)) of a moving coil galvanometer is ______

Answer»

`sigma_(i)/G=sigma_(v)`
`sigma_(v)/G=sigma_(i)`
`G/sigma_(v)=sigma_(i)`
`G/sigma_(i)=sigma_(v)`

SOLUTION :`sigma_(i)=THETA/iandsigma_(v)=theta/(IG)`
`thereforesigma_(i)=theta/(i*G)*G`
`thereforesigma_(i)=sigma_(v)*G`
`thereforesigma_(i)/G=sigma_(v)`


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