##  [P-Delta Effect](/index.php/p-delta-effect) 

  ##  [P-Delta Effect](https://engineering.quantumdictionary.io/p-delta-effect-0) 

  

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**Engineering & Applied Technologies Dictionary**

 







 

 

 

 



 

 

 

 

Definition

A second-order geometric effect in structural analysis where an axial load P acting through a laterally displaced point produces an additional moment (P times lateral displacement Δ), which increases member bending and overall deflections and can amplify internal forces and stability demands.