Question

Friction causes wastage of energy. Discuss​

Answer 1

Answer:

Friction causes wear and tear in machinery parts and also cause wastage of electricity and energy. ...

Friction produces heat causing wastage of energy in machines.

Friction causes wear and tear of moving parts of macinery, soles of shoes, etc.

Answer 2

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• When two surfaces that are moving over each other or we need to move an object against the friction,we need to overcome, the resistance provided due to the friction. Here, friction waste energy of an object.

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• For example:- the fluid friction, caused by the air can reduce the mileage of the automobiles.

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