Question

Friction is a necessary evil explain with examples

Answer 1

1) without friction we cannot write, walk and transmit energy from one place to other .friction is used in gripping , holding objects with our hands, climbing a ladder or a Tree e.t.c.

2) it is responsible for wear and Tear of various part of Machines. it also wears our materials like screws ,bell bearing or soles of shoes .

I hope that it will helps you.

Answer 2

Friction is a necessary evil explain with examples

Explanation:

• Friction is a crucial evil because it has every risky and beneficial effects.

• examples:- we're capin a position to walk with out problem because of the reality ground offers friction. withinside the a lot much less friction on foot saturation turns into almost impossible. therefore, friction is crucial even a smooth venture like on foot.

• it's far hard venture to move on a wet muddy track, or wet marble ground. This is because of the reality the ones surfaces offer very small friction to the ground of a person.

• Soles of shoes have grooves on them. grooved soles deliver extra friction to the ground which gives better grip whilst we stroll. shoes with worn out soles can be slippery.