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A potentiometer has uniform potential gradient. The specific resistance of the material of the potentiometer wire is 10-9Ωm and the current passing through it is 0.5A and the cross sectional area of the wire is 10-8m2. Calculate the potential gradient along the potentiometer wire.

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A potentiometer has uniform potential gradient. The specific resistance of the material of the potentiometer wire is 10<sup>-9</sup>Ωm and the current passing through it is 0.5A and the cross sectional area of the wire is 10<sup>-8</sup>m<sup>2</sup>. Calculate the potential gradient along the potentiometer wire.






 
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