Hydrodynamics: Basics
Introduction Hydrostatics involves only a few variables: ρ , g, and h,…
Curved Surfaces – Example
Problem Determine the resultant force and its direction on the gate shown:…
Curved Surfaces
For curved surfaces the fluid pressure on the infinitesimal areas are not…
Fluid Action on Surfaces
Plane Surfaces If the plane area is symmetrical about the vertical axis…
Pressure Measurement
Pressure Head Manometers A manometer (or liquid gauge) is a pressure measurement…
Pressure Variation with Depth
Pressure in a static fluid does not change in the horizontal direction…
Hydrostatics
Introduction Pressure In fluids we use the term pressure to mean: The…
Units
Fluid mechanics deals with the measurement of many variables of many different…
Newton’s Law of Viscosity
Generalized Laws of Viscosity We have derived a law for the behaviour…


