Question

what is the advantages and disadvantages of friction??please give me the answer its very important..

Answer 1

The force of friction acts in the opposite direction that the object is moving, so friction slows down the motion of moving objects. Friction also produces unnecessary heat. For example, car engines become hotter because of friction.

Answer 2

Advantage :-1. It helps in walking on floor.
2. Coffee mug stays on the dashboards.
3. Draging of atmosphere with earth is possible.
4. Friction helps in applying the brakes.
5. we can write on a paper or on a board.


Disadvantage :-1. It opposes the motion.
2. Rug burn.
3. Getting shocked by doorknobs.
4. Due to friction, noise is also produced in machines.
5. Machine efficiency is decreased.


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