What is the speed of a car?

[SkylarRose]

The speed of a car can be categorized into the following situations: the speed limit on domestic highways is mostly 120 km/h. The speed limit on national roads is generally 80-60 km/h. The speed limit on urban streets is usually 40-30 km/h. Here is some related information about car speeds: Miles per hour (mph): It is a unit of speed measurement, representing miles per hour. It is commonly used in the UK and Commonwealth countries to calculate speed limits on roads, tennis serve speeds, etc., and is also used to calculate the central wind speed of tropical cyclones. Kilometers (km): km is the current unit of measurement, while mph is commonly referred to as "mile." In the early days of the country's founding, miles per hour were mostly used as the counting unit for speed and odometer readings.