It will affect just about everything. Motors won't work, we wouldn't be able to walk, vehicle brakes wouldn't function, you couldn't sharpen knives and such, wood couldn't be sanded.....................
short story on what will happen when friction vanishes ? how does it effect our life
Well, anything that works because it is a force opposite and equal to or opposite and greater than the force of friction that it works against would no longer to be able to operate the way it was designed.
So that makes the results on most things to be on a case by case basis.
But you have been given some good exaqmples.
