Question

3. How will you reduce friction between those machine parts which rub against each other? Give the simplest method. ​

Answer 1

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$\green\implies$We can reduce friction by using by using lubricating oil, greasing the sewing machine with

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MORE TO KNOW:-

When oil or grease is applied to the moving parts of a machine, then their surfaces do not rub directly against each other, they rub through a layer of oil and grease . Oil ,grease ,graphite and fine powder are lubricants. ... 3)We Sprinkle fine powder as dry lubricant on carrom board to reduce friction.

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Answer 2

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We can reduce friction by using by using lubricating oil, greasing the sewing machine with grease etc.

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