Question

How is Friction unnecessary in our life??

5 Unnecessarity ​

Answer 1

Answer:

Without friction between the shoes and the ground, you cannot walk properly. If there is no friction, all of us would be sliding around without any control over ourselves. While walking, you're pushing your foot back as you try to step forward. Friction holds your shoe to the ground so you can walk around

Answer 2

Unnecessarity of Friction in our life:

1.It always resists the motion, so extra energy is required to overcome it.

2.It causes wear and tear of machines.

3.It decreases the life expectancy of moving parts of vehicles.

4.Since friction is very useful in some cases while harmful in some cases, friction is called a necessary evil.

5.It can also make speeding objects to tumble down and cause accidents.