Linked from
The 20 pages that link to Electrical power, each with the reason it gives.
Ohm's lawRelated: Combining the law with power definitions gives useful circuit formulas.
Direct currentRelated: DC voltage and current together determine the power delivered to a load.
Joule heatingRelated: Joule heating is electrical power dissipated as thermal energy.
DecibelRelated: Power ratios use the ten-logarithm decibel formula.
OhmRelated: Resistance in ohms helps determine power through relations such as P = I²R.
VoltRelated: Voltage multiplied by current gives electrical power in watts.
MultimeterRelated: Some multimeters calculate power from measured voltage and current.
Electronic componentRelated: Power ratings limit the energy components can safely handle.
Ceiling fanRelated: Power consumption indicates how much electricity the fan uses while operating.