Hey yaar I wud answer ur 1st qn 1st okay!
when u hold one of the pans u r exerting some force on the pan and so the torque is in equlibrium.
when u leave it the force is no more acting on it and depending on the gravitational force the pan rises to the equilibrium position
Moderation Team
![[Post New]](/templates/default/images/icon_minipost_new.gif){kind=icon}
![[Up]](/templates/default/images/icon_up.gif "[Up]"){kind=icon}
155
