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Viscosity is a
measure of a fluid's rate-dependent
resistance to a
change in
shape or to
movement of its
neighboring portions relative to one another...
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antiwear additives, detergents, dispersants, and, for multi-grade oils,
viscosity index improvers.[citation needed] The main
function of
motor oil is to...
- Look up
viscosity in Wiktionary, the free dictionary.
Viscosity (commonly
perceived as "thickness", or
resistance to pouring) is the
measure of the resistance...
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Viscosity depends strongly on temperature. In
liquids it
usually decreases with
increasing temperature, whereas, in most gases,
viscosity increases with...
- In mathematics, the
viscosity solution concept was
introduced in the
early 1980s by Pierre-Louis
Lions and
Michael G.
Crandall as a
generalization of...
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Dynamic viscosity is a
material property which describes the
resistance of a
fluid to
shearing flows. It
corresponds roughly to the
intuitive notion of...
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Volume viscosity (also
called bulk
viscosity, or
second viscosity or,
dilatational viscosity) is a
material property relevant for
characterizing fluid...
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Relative viscosity ( η r e l {\displaystyle \eta _{rel}} ) (a
synonym of "
viscosity ratio") is the
ratio of the
viscosity of a
solution ( η {\displaystyle...
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inherent viscosity is the
ratio of the
natural logarithm of the
relative viscosity of a
polymer to its m**** concentration.
Inherent viscosity scales inversely...
- The
viscosity index (VI) is an arbitrary, unit-less
measure of a fluid's
change in
viscosity relative to
temperature change. It is
mostly used to characterize...
