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Applications of Friction

is responsibl...

Question

_______ is responsible for wear and tear of machine parts.

A

Oil

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B

Steel

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C

Friction

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D

Smoothness

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Solution

The correct option is B Friction
Friction is responsible for wear and tear of machine parts.
Friction is the main force that is responsible for the wear and tear of machinery, this is why mechanical parts are sometimes oiled, to minimize the friction present.

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