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What is the unit of car speed?

1Answers
WestonLee
07/23/2025, 08:41:49 PM

There are two units for car speed: km/h and mph. Here is some relevant information about car speed: 1. Introduction: Car speed, also known as vehicle speed, refers to the distance a car travels in a unit of time, abbreviated as speed. 2. Yard: A yard is a unit of length, symbolized as yd. The conversion between the imperial unit yard (YARD) and the metric unit is: 1 yard is approximately equal to 0.9144 meters. The term 'yard' used by Chinese drivers is just a colloquial expression and not an official measurement unit. 3. Speed regulations: Motor vehicles must not exceed the speed limit signs on the road. On roads without a centerline, the speed limit is 30 km/h in urban areas and 40 km/h on highways. On roads with only one lane in the same direction, the speed limit is 50 km/h in urban areas and 70 km/h on highways. When turning, the maximum speed of a motor vehicle must not exceed 30 km/h.

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