Hydraulic efficiency (pumps)
Due to leakage of fluid between the back surface of the impeller hub plate and the casing, or through other pump components – there is a volumetric
Turbulent Schmidt Number
Schmidt number (Sc) is a dimensionless number. The turbulent Schmidt number describes the ratio between the rates of turbulent transport of momentum and
Absorbance is a quantitative measure expressed as a logarithmic ratio between the radiation falling upon a material and the radiation transmitted through a
Pyramid frustum (volume)
A pyramid frustum is the portion of a pyramid that lies between two parallel planes cutting it.
The volume of a pyramid frustum is related with the