Other Definitions
miles per hour (dict)
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Miles Per HourMiles per hour is a unit of speed, expressing the number of international miles covered per hour. The common abbreviation in everyday use is mph, although mi/h, using the SI method of expressing derived units, is sometimes used, especially in the United States. The preferred SI unit for velocity is m/s, although km/h is often used as a replacement for mph. 1 mph is equal to: Miles per hour is the unit used for speed limits on roads in the US and Britain. Here are some typical limits and their approximate equivalent in km per hour. - 20 mph — home zones and residential areas in towns = 30 km/h
- 30 mph — normal speed limit in built up areas in the UK = 50 km/h
- 55 mph — speed limit on most US freeways = 90 km/h
- 70 mph — speed limit on UK motorways = 110 km/h
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