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What is the phenomenon of car tire rotation?

1 Answers

OCody

07/29/25 7:53am

Car tire rotation is a rotational phenomenon, while the car body exhibits translational motion. The sliding friction between the ground and the tire tread provides a static friction force to the wheel set, and there is sliding friction between the hub and the wheel set. It is incorrect to say that the wheels exhibit translational motion when a car is driving on the road; instead, the wheels exhibit rotational motion, while the movement of the car body belongs to translational motion. Car tires are one of the essential components of a vehicle, directly contacting the road surface and working together with the car suspension to mitigate the impacts encountered during driving. They ensure good ride comfort and smooth driving, maintain excellent adhesion between the wheels and the road surface, improve the car's traction, braking, and off-road capabilities, and bear the weight of the vehicle. The important role that tires play in automobiles is increasingly being recognized by people.

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