Froude number 1

Froude number 1

[¦früd ‚nəm·bər ′wən]
(fluid mechanics)
A dimensionless number used in studying the motion of a body floating on a fluid with production of surface waves and eddies; equal to the ratio of the square of the relative speed to the product of the acceleration of gravity and a characteristic length of the body. Symbolized NFr1.