A ball is rolling on a road towards the south. What will be the direction of frictional force acting on it?
A ball is rolling towards north direction , then which direction will the frictional force act ?
If a book placed on a horizontal desk is pushed towards right, what will be the direction of frictional force acting on it?
A car is moving towards North. What will be the direction of force of friction acting on this car due to surface of road?