Definition:Mile per Hour

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Definition

The mile per hour is an imperial unit of speed or velocity.

$1$ mile per hour is the speed at which it takes $1$ hour to travel $1$ mile.


Conversion Factors

\(\ds \) \(\) \(\ds 1\) mile per hour
\(\ds \) \(=\) \(\ds 1 \cdotp 467\) feet per second
\(\ds \) \(=\) \(\ds 0 \cdotp 44704\) metres per second
\(\ds \) \(=\) \(\ds 1 \cdotp 609\) kilometres per hour


Symbol

$\mathrm {mph}$

The usual symbol for the mile per hour is $\mathrm {mph}$.


Its $\LaTeX$ code is \mathrm {mph} .


Also known as

It is common and colloquial to refer to miles per hour as miles an hour.


Sources