Ball bearings have more friction than roller bearings but can operate at higher speeds.

Name: Ball bearings have more friction than roller bearings but can operate at higher speeds.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Roller bearings typically have more friction than ball bearings because the larger contact area between the rollers and the raceway generates more resistance. However, ball bearings can operate at higher speeds due to their lower friction.

Ball Bearings Have More Friction Than Roller Bearings but Can