Parallel Resistors Calculator

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How does the Parallel Resistors Calculator work?

Given a set of parallel resistors, this calculates the total resistance in ohms, denoted Rt
This calculator has 1 input.

What 1 formula is used for the Parallel Resistors Calculator?

  1. Rt = 1/(1/R1 + 1/R2 + 1/R3 + ... + 1/Rn)

For more math formulas, check out our Formula Dossier

What 3 concepts are covered in the Parallel Resistors Calculator?

unit of electrical resistance in the International System of Units
parallel resistors
Resistors where their terminals are connected to the same two nodes
a passive two-terminal electrical component that implements electrical resistance as a circuit element

Example calculations for the Parallel Resistors Calculator

  1. black, brown,red
  2. yellow,orange,red

Parallel Resistors Calculator Video