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Basic electricity
Resistance of a uniform conductor

16. Basic electricity

Resistance of a uniform conductor

In 16. Basic electricity

Formula

R=\rho\frac{L}{A}

Tags

electricity
electricity basic
physics
physics formula

Detail

The resistance of a uniform conductor is proportional to the length and inversely proportional to the area.

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Variables

$\rho$ electrical resistivity.

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Ohm's law
$V=IR$
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Temperature dependence of resistance
$R=R_0[1+\alpha(T-T_0)]$
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