Speed
20 miles per hour
- Speed
- mph
- Imperial
20 miles per hour is a measurement of speed. That is 8.9408 metres per second, or 32.18688 kilometres per hour. Below it is converted into all 7 units Nerdulator knows for speed.
Common conversions
Every other unit of speed
feet per second29.33333333 ft/s
times the speed of light2.98232986 × 10^-8 c
About this quantity
CategorySpeed
Unitmile per hour (mph)
SystemImperial
In metre per seconds (the base unit)8.9408 m/s
Definition1 mile per hour = 0.44704 metre per secondexact by definition
Double40 miles per hour
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