Parallel Resistance Calculator
Find equivalent resistance of 2, 3, or 4 resistors in parallel.
CALCULATE
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Formulas
1/Rt = 1/R1 + 1/R2 + 1/R3 + ...Total parallel resistance is always less than the smallest individual resistor.
Parallel Resistance
In parallel, current has multiple paths. Total resistance decreases as more resistors are added. For two equal resistors R, the parallel result is R/2. For N equal resistors: R/N.
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