Question

What happen in our real life if there is no frictional force?

Answer 1

If there is not fiction force in our life then our work became easy but in some cases it is not good for us like when we drive car and then we try to brake it does not stop and keep going it only stop when other object like tree act get come on its contact

Answer 2

If there were no frictional force in our life then,
NO FRICTIONAL FORCE MEANS NO FORCE PUSHING BACK.

Without friction they'd be falling down
Moving and walking would be impossible.