What is the underlying mechanical principle behind the operation of ball bearings?

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Physics · Friction

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Correct answer

Rolling friction is less than sliding friction.

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Answer 1

Friction increases the speed of rotation.

Answer 2

Rolling friction is less than sliding friction.

Answer 3

Rolling friction is greater than sliding friction.

Answer 4

Sliding friction is greater than static friction.

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