Question

Friction is necessary able explain

Answer 1

Friction is necessary:

1. To walk, To drive a car, roll.

2. To control speed of vehicles, bouncing balls.

3. To operate screws, blots, harnesses, writing.

4. To have a nature free from violent storms, tsunamis, noise and chaos.

Friction is evil:

1. It wastes a lot of energy, decreases efficiency of vehicles.

2. It generates heat and destroy machines.

3. It leads to rashes to your skin when we fall.

4. All forms of motion in contact with other bodies needs a constant force and thus work is done at every step.

5. For physicists it increases the complexity of calculations.

Answer 2

yes friction plays an important role in everyone's life because without it u will can't able to walk , not only walk u Will even don't able to stand