Imagine water flowing through a pipe. The speed of the flow (m/s) times the cross-sectional area of the pipe (m^2) would give you the volumetric flow rate (m^3 / s). In this case you know the flow rate and want the speed, so divide by the area.
Imagine water flowing through a pipe. The speed of the flow (m/s) times the cross-sectional area of the pipe (m^2) would give you the volumetric flow rate (m^3 / s). In this case you know the flow rate and want the speed, so divide by the area.