With this information, you can calculate the quantity of feet per second 557 knots is equal to.

¿What is the inverse calculation between 1 foot per second and 557 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot per second is 0.0010637052 times 557 knots.

Which is the same to say that 557 knots is 940.11009 feet per second.

Five hundred fifty-seven knots equals to nine hundred forty feet per second. *Approximation

A foot per second is zero times five hundred fifty-seven knots. *Approximation