Ohm’s Law Calculator – A Free Online Calculator for Circuits January 18, 2026October 28, 2025 by SuryaLeave the unknown field blank. Voltage (V) Current (A) Resistance (Ω) Waiting for input… CopyFormula: V = I × R Ohm’s LawRelated Posts EHV Cable Current Calculator – A Complete Calculation Tool EHV Cable Parameter Calculator – A Complete Calculation Tool Short Circuit Current Calculator for EHV Cables Resistor Color Code Calculator DSLP Calculator (Direct Stroke Lightning Protection) Earth Mat Design Calculator – A Complete 100% Free IEEE 80 Tool Ohm’s Law Calculator – A Free Online Calculator for Circuits