Electric power by Joule's law (given electric current and electrical resistance)

Formula

Electric power by Joule's law (given electric current and electrical resistance) formula
P
electric power
R
electrical resistance
I
electric current

Formula description

Joule's first law states that the rate of heat dissipation in a resistive conductor is proportional to the square of the current through it and to its resistance.

Calculator (how to use calculator?)

Electric power by Joule's law (given electric current and electrical resistance) formula
R
I
P
Precision

Formula code

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References

  1. wikipedia: Joule's laws.

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