A potential difference 3V is applied acr...

A potential difference 3V is applied across a potentiometer wire of length 10 m. If the length of wire is reduced by 1 m the value of potential gradient in `V//m` will be

`0.0333 V//m`

`0.333 V//m`

`3.33 V//m`

`33.3 V//m`

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