EngiRef / Formulas

Electrical Power (V×I)

Power equals voltage times current

DC Circuits

Source Details

Id

elec-power-vi

Name

Electrical Power (V×I)

Discipline

electrical

Category

DC Circuits

Latex

P = VI

Description

Power equals voltage times current

Conditions

DC or instantaneous values

Variables
[
  {
    "symbol": "P",
    "name": "Power",
    "unit": "W",
    "siUnit": "W"
  },
  {
    "symbol": "V",
    "name": "Voltage",
    "unit": "V",
    "siUnit": "V"
  },
  {
    "symbol": "I",
    "name": "Current",
    "unit": "A",
    "siUnit": "A"
  }
]
Solve For

P, V, I

Tags

power, voltage, current, watt

Is Custom

false