- #1
vaibhavtewari
- 65
- 0
I have little confusion, we know that if Lagrangian is from from variable [itex]\theta[/itex] then conjugate momenta [itex]P_{\theta}[/itex] is a constant of motion. When it comes to velocity dependent potential like [itex]L=1/2mv^2+qv\times B[/itex] how will this differ ?