With this information, you can calculate the quantity of feet per second 39 knots is equal to.

¿What is the inverse calculation between 1 foot per second and 39 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot per second is 0.015191892 times 39 knots.

Which is the same to say that 39 knots is 65.824584 feet per second.

Thirty-nine knots equals to sixty-five feet per second. *Approximation

A foot per second is zero times thirty-nine knots. *Approximation