With this information, you can calculate the quantity of feet per minute 689 knots is equal to.
¿What is the inverse calculation between 1 foot per minute and 689 knots?
Performing the inverse calculation of the relationship between units, we obtain that 1 foot per minute is 1.4331974e-05 times 689 knots.
Which is the same to say that 689 knots is 69774.059 feet per minute.
Six hundred eighty-nine knots equals to sixty-nine thousand seven hundred seventy-four feet per minute. *Approximation
A foot per minute is one times six hundred eighty-nine knots. *Approximation