Electrical Power Calculator

Formula and Units

Electrical power is the rate at which electrical energy is used.

Formula: power = voltage x current. Voltage converts to volts, current to amperes, and power to watts.

Understanding Electrical Power

1. What This Calculator Measures

Electrical power measures how quickly electrical energy is delivered or used.

2. How the Calculation Works

Voltage is converted to volts, current to amperes, and power to watts. The calculator rearranges P = V x I for the selected unknown.

3. Formula or Rule Used

P = V x I.

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