what is used to calculate power
Power is usually abbreviated by (W) and measured in Watts. The formula generally given for Power is: I = W / V or I = (W / R)2. R = V2 / W or R = W / I2. For the original Ohm's Law Calculations, click here. To check the color codes of resistors, use our Resistor Color Code Table And Calculator. This converter requires the use of Javascript enabled and capable browsers.