A potentiometer has uniform potential gradient. The specific resistance of the material of the potentiometer wire is and the current passing through it is cross-section of the wire is The potential gradient along the potentiometer wire is |
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a) |
b) |
c) |
d) |
A potentiometer has uniform potential gradient. The specific resistance of the material of the potentiometer wire is and the current passing through it is cross-section of the wire is The potential gradient along the potentiometer wire is |
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a) |
b) |
c) |
d) |