420 miles per hour in feet per second

Result

The conversion result is: 420 miles per hour is equivalent to 616 feet per second.[1]



Conversion in the opposite direction

The inverse of the conversion factor is that 1 foot per second is equal to 0.00162337662337662 times 420 miles per hour.

It can also be expressed as: 420 miles per hour is equal to 1 / 0.00162337662337662 feet per second.


Approximation

An approximate numerical result would be: four hundred and twenty miles per hour is about six hundred and sixteen feet per second, or alternatively, a foot per second is about zero times four hundred and twenty miles per hour.



Footnotes

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.