Resistance Calculator

Calculate electrical resistance using Ohm's law and power equations

Enter any two values to calculate resistance

Formulas Used

R = V/I (Ohm's law)

R = V²/P

R = P/I²

P = VI

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Editorial Note

MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

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Formula Source: University Physics

by Young & Freedman

🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.