##  [Watt's Law](/watts-law) 

  ##  [Watt's Law](https://engineering.quantumdictionary.io/watts-law-0) 

  

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**Engineering & Applied Technologies Dictionary**

 







 

 

 

 



 

 

 

 

Definition

The instantaneous electrical power delivered or absorbed at a circuit element equals the product of the instantaneous voltage across the element and the instantaneous current through it (P(t) = V(t) · I(t)); for steady DC circuits this reduces to P = V·I.