# Equivalent Resistance Calculator

The Equivalent Resistance Calculator will calculate the:

1. Equivalent resistance of a series combination of resistors
2. Equivalent resistance of a parallel combination of resistors

Calculator Limitations: The Equivalent Resistance Calculator will calculate a maximum of 15 resistors.

 🖹 Normal View🗖 Full Page View Calculator Precision (Decimal Places)0123456789101112131415 Number of Resistors in series/parrallel34567891015
(Equivalent resistance of a series combination of resistors calculation The equivalent resistance of a series combination of resistors is Ω [Ohm] The equivalent resistance of a series combination of resistors is Ω [Ohm] Rs = R1 + R2 + R3Rs = Rs = Rs = Rp = 1/1/R1 + 1/R2 + 1/R3Rp = 1/Rp = Rp = Rp =

Please note that the formula for each calculation along with detailed calculations are available below. As you enter the specific factors of each equivalent resistance calculation, the Equivalent Resistance Calculator will automatically calculate the results and update the Physics formula elements with each element of the equivalent resistance calculation. You can then email or print this equivalent resistance calculation as required for later use.

We hope you found the Equivalent Resistance Calculator useful with your Physics revision, if you did, we kindly request that you rate this Physics calculator and, if you have time, share to your favourite social network. This allows us to allocate future resource and keep these Physics calculators and educational material free for all to use across the globe. We believe everyone should have free access to Physics educational material, by sharing you help us reach all Physics students and those interested in Physics across the globe.

## Related Physics Sections with Tutorials

Section 15: Electrodynamics

Section 22: Cosmology

Engineering

## Formula and Calculation

Rs = R1 + R2 + R3

## Formula and Calculation

Rp = 1/1/R1 + 1/R2 + 1/R3

This formula derives from the formula:

1/Rp = 1/R1 + 1/R2 + 1/R3

## Electrodynamics Physics Tutorials associated with the Equivalent Resistance Calculator

The following Physics tutorials are provided within the Electrodynamics section of our Free Physics Tutorials. Each Electrodynamics tutorial includes detailed Electrodynamics formula and example of how to calculate and resolve specific Electrodynamics questions and problems. At the end of each Electrodynamics tutorial you will find Electrodynamics revision questions with a hidden answer that reveals when clicked. This allows you to learn about Electrodynamics and test your knowledge of Physics by answering the test questions on Electrodynamics.

## Physics Calculators

You may also find the following Physics calculators useful.