#Viscosity meaning in english how to#

More is the Friction more is the amount of force required to move the layers this is. The greater the resistance to flow, the higher the viscosity, so for example, syrup has a higher viscosity than water. It can also be thought of as a measure of a fluid’s thickness or its resistance to objects passing through it.

#Viscosity meaning in english how to#

Earlier in this chapter we discussed various types of rheological behavior and how to identify them. Viscosity is more easily measured than some of the properties that affect it, making it a valuable tool for material characterization. The internal forces or Friction of Fluid comes into play when one layer of Fluid is subjected to move over another layer. Viscosity is a measure of a fluid’s resistance to flow. Viscosity data often functions as a 'window' through which other characteristics of a material may be observed. Fish oils reduce inflammation in the arteries, and improve your blood viscosity. the quality or state of being viscous ( thick and sticky and not flowing easily): The viscosity of the fluid in the system can be modified. It is a measure of the internal forces of a Fluid. physics specialized uk / vsks.ti / us / vsk.s.ti /. The centipoise (1 cP 0.01 P) is more commonly used than the poise itself. Viscosity is the tendency of a Fluid to resist any change in its shape or Motion. 1 It is named after Jean Léonard Marie Poiseuille (see HagenPoiseuille equation ). Otherwise all fluids have positive viscosity. The poise (symbol P / pz, pwz /) is the unit of dynamic viscosity (absolute viscosity) in the centimetregramsecond system of units (CGS). Zero viscosity is observed only at very low temperatures, in superfluids. A fluid that has no resistance to shear stress is known as an ideal fluid or inviscid fluid. A liquid's viscosity depends on the size and shape of its particles and the attractions between the particles.

very sheer and light almost completely transparent or translucent. For the same velocity pattern, the stress required is proportional to the fluid's viscosity. sweetly or smoothly flowing sweet-sounding. The metric unit is square metres per second (m2/s). Measured in stokes (St) or centistokes (cSt). Also known as the coefficient of kinematic viscosity. When the fluid is forced through a tube, the fluid generally moves faster near the axis and very slowly near the walls therefore, some stress is needed to overcome the friction between layers and keep the fluid moving. Kinematic Viscosity Definition: The absolute viscosity of a fluid divided by the density of the fluid.

Viscosity is due to the friction between neighboring particles in a fluid that are moving at different velocities. For example, honey has a much higher viscosity than water. viscosity, resistance of a fluid (liquid or gas) to a change in shape, or movement of neighbouring portions relative to one another. For liquids, it corresponds to the informal notion of 'thickness'. and has the dimensions L 2 T 1 and the units m 2 s 1. It is formed by combining the density and the dynamic viscosity according to the equation. The word viscous comes from the Latin root viscum, meaning sticky.Viscosity The viscosity of a fluid is a measure of its resistance to gradual deformation by shear stress or tensile stress. The kinematic viscosity (or, more properly, the coefficient of kinematic viscosity) is a convenient form in which the viscosity of a fluid may be expressed. If the lava is thin (low viscosity), then it just flows out like water. It relates to the internal friction within the fluid and determines how easily it pours or flows, with high viscosity meaning a thicker, slower-moving fluid and low viscosity indicating a thinner. This is because the lava has a hard time getting out and may burst out when it can. Viscosity Meaning and Definition In English Viscosity refers to the measure of a fluid’s resistance to flow, or its thickness and stickiness. When the lava comes out very thickly ( viscous), there is more chance that it will erupt violently. Viscosity is used as a way to predict when volcanoes erupt. There are two types of viscosity: dynamic viscosity, measured in pascal seconds, and kinematic viscosity, measured in metres per second squared. This is because of the strong intermolecular forces. The liquids which flow slowly, have high internal resistance. Syrup would reach the bottom very slowly, and water would be much quicker. It is the internal resistance to flow possessed by a liquid. A way to test for viscosity is the speed at which the substance runs down a slope. Syrup and tar, on the other hand, have a high viscosity, as they are 'thick'. In a simple example, water has a low viscosity, as it is 'thin'. Viscosity is a physical property of fluids. Illustration of viscosity the violet fluid at the bottom has a higher viscosity than the clear one above