Ohm's Law: Voltage & Resistance
I know voltage and resistance. Solve for current and power.
I = V / R, P = V² / R
Common Voltage & Resistance Calculations
5V, 1AR=5Ω, P=5W9V, 2AR=4.5Ω, P=18W12V, 3AR=4Ω, P=36W24V, 5AR=4.8Ω, P=120W48V, 10AR=4.8Ω, P=480W120V, 5AR=24Ω, P=600W120V, 10AR=12Ω, P=1,200W120V, 20AR=6Ω, P=2,400W240V, 10AR=24Ω, P=2,400W240V, 30AR=8Ω, P=7,200W480V, 20AR=24Ω, P=9,600W480V, 50AR=9.6Ω, P=24,000W
