With this information, you can calculate the quantity of meters per second 685 knots is equal to.

¿What is the inverse calculation between 1 meter per second and 685 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 meter per second is 0.0028377292 times 685 knots.

Which is the same to say that 685 knots is 352.39444 meters per second.

Six hundred eighty-five knots equals to three hundred fifty-two meters per second. *Approximation

A meter per second is zero times six hundred eighty-five knots. *Approximation