Leumas Physics

Mass Flow from Density

m_dot = ρ·A·v

What it says

The mass of fluid crossing a section each second.

Symbols

SymbolQuantityDimension
m_dotMass flow rate (kg/s)M T^-1
ρDensity (kg/m^3)M L^-3
ACross-sectional area (m^2)L^2
vFlow speed (m/s)L T^-1

Work it out

Enter what you know. No account needed.

Fill in all but one: ρ, A, v, m_dot are all empty.

Filed under Fluid dynamics · derive through it in the explorer