With this information, you can calculate the quantity of meters per second 640 knots is equal to.
¿What is the inverse calculation between 1 meter per second and 640 knots?
Performing the inverse calculation of the relationship between units, we obtain that 1 meter per second is 0.003037257 times 640 knots.
Which is the same to say that 640 knots is 329.24444 meters per second.
Six hundred forty knots equals to three hundred twenty-nine meters per second. *Approximation
A meter per second is zero times six hundred forty knots. *Approximation