Methods of Reducing Friction

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What method is used to reduce friction by sprinkling boric acid powder on a carrom board?

Making the surface smooth

How does polishing help in reducing friction between two objects?

Decreases friction by evening out irregularities

What is the purpose of using ball bearings in reducing friction in machines?

To reduce friction by changing motion from sliding to rolling

Why are ball bearings and rollers effective in reducing friction?

By changing sliding motion to rolling motion

In reducing friction, what effect does powder have when sprinkled on a surface?

Decreases roughness of the surface

Explore the various ways to reduce friction in this quiz, from sprinkling powder on surfaces to using ball bearings in machines. Learn how polishing and other methods help to minimize friction between objects.

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