With this information, you can calculate the quantity of feet per second 921 knots is equal to.
¿What is the inverse calculation between 1 foot per second and 921 knots?
Performing the inverse calculation of the relationship between units, we obtain that 1 foot per second is 0.00064330489 times 921 knots.
Which is the same to say that 921 knots is 1554.4729 feet per second.
Nine hundred twenty-one knots equals to one thousand five hundred fifty-four feet per second. *Approximation
A foot per second is zero times nine hundred twenty-one knots. *Approximation