Hello everyone,here i will share with you some effects of friction and some ways of reducing them.
When a body is placed over another ,a force act between the surface in contact and and this force is called limiting friction.
Disadvantages Of Friction.
1-It causes wear and tear.
2-It causes the heating of engine.
3-It reduces the efficiency of a machine.
4-It reduces motion.
Methods Of Reducing Friction.
1-Ball bearing.
2-Lubricating.
3-Polishing.
4-Streamlining.
