what are the effects of friction? Give 4 examples of friction as it is considered a necessary evil?
Answers
Answer:
) 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 MachinesEffects of Friction
It produces heat, that helps in heating parts of any object or to warm ourselves.
It also causes loss in power.
It produces noise during any kind of operation.
It's because of friction that we're able to walk, run, play, etc.
Explanation:
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Answer:
Reasons why Friction is a necessary evil: ALL items listed below require FRICTION to succeed and be utile for humanity.
1) Eye-glasses cannot be held on someone’s nose/ears.
2) Hats and caps cannot be worn on someone’s head.
3) Paper clips would be useless.
4)Hair pins and safety pins would not function.
5) Sneakers would be useless. So would shoes and sandals.
6) Velcro would not function and be the miracle that it is.
7) Tires will spin in place and cars would go nowhere.
8) Belt buckles won’t hold belts and suspenders won’t serve their purpose.
9) Rings would fall off of fingers.
10) Pencils will be impossible to hold and to write.