Question

Write down two advantages of friction and suggest ways to overcome these​

Answer 1

With the help of friction moving objects are stopped easily in few moments but not suddenly. Advantages are:

- Reduce the car,bike etc...,accident.

- we can walk without friction we can't walk.

There is no way to totally overcome this.we can overcome,reduce the friction slightly by

- Applying oil,grease on the floor.

- Water also reduces friction.

Answer 2

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Advantages of friction:-

It is because of friction that we can walk, drive, open doors, turn tap and write.Screw and nails do not slip of because of the friction between the wood and the metal surface of the screw .

Disadvantages of friction:-

Friction causes the moving parts in machinery and automobiles to heat up this results in wastage of energy and fuel. Fiction also causes wear and Tear of the moving parts .