Deduce the expression for the the equivalent resistance of three resistors connected in Parallel.

Foundation

Physics Foundation

Ohms Law and Resistance

Question

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In parallel we know that voltage remains same

I = I₁ + I₂ + I3

$\frac{V}{R_{eq}} = \frac{V}{R_{1}} + \frac{V}{R_{2}} + \frac{V}{R_{3}}$

$\frac{1}{R_{eq}} = \frac{1}{R_{1}} + \frac{1}{R_{2}} + \frac{1}{R_{3}}$

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