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Get access to extended and bonus videos on Nebula - https://nebula.tv/videos/the-efficient-engineer-understanding-viscosity-extended-version.In this video we...
5 dni temu · What is viscosity. What are dynamic and kinematic viscosity. Learn their equations, units, and symbols. Also, learn high-viscosity vs. low-viscosity fluids.
9 wrz 2023 · Viscosity is a key property in fluid mechanics that describes how easily a fluid will flow. But there’s more too it than that! The animated video above covers all of the key things you need to know about viscosity.
The viscosity of a fluid is a measure of its resistance to deformation at a given rate. [1] For liquids, it corresponds to the informal concept of "thickness": for example, syrup has a higher viscosity than water. [2] Viscosity is defined scientifically as a force multiplied by a time divided by an area.
The viscosity of water at 20 °C is 1.0020 millipascal seconds (which is conveniently close to one by coincidence alone). Most ordinary liquids have viscosities on the order of 1 to 1000 mPa s, while gases have viscosities on the order of 1 to 10 μPa s.
Viscosity is the force of friction which one part of the liquid offers to another part of the liquid. The force of friction f between two layers each having area A sq cm, separated by a distance dx cm, and having a velocity difference of dv cm/sec, is given by: f ∝ A ( dv / dx ) f = η A ( dv/dx)
3 sie 2021 · Viscosity of Water. The dynamic viscosity of water is 1.0016 millipascals⋅second or 1.0 centipoise (cP) at 20 °C. Its kinematic viscosity is 1.0023 cSt, 1.0023×10-6 m 2 /s, or 1.0789×10-5 ft 2 /s. Liquid water viscosity decreases as temperature increases. The effect is fairly dramatic.
