Miles per hour

This article is about miles per hour. For another meaning of MPH, see Master of Public Health.

Miles 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.

Conversions

1 mph is equal to:

• 0.44704 m/s, the SI derived unit
• 1.609344 km/h
• 22/15 =1.4667 feet per second
• approx. 0.868976 knots

Miles per hour is the unit used for speed limits on roads in the U.S., Britain and various other nations including overseas territories.

See also

• Orders of magnitude (speed)bg:Миля в час

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