PHYSICS RESOURCES DATABASE
PHYSICAL PROPERTIES
VISCOSITY F =
hA(vx/vy)Relates to fluid frictional force F acting between fluid layers in laminar flow in x-direction to the velocity gradient (vx/vy) at the point considered and the area of contact between the moving layers A
|
FLUID |
Temperature (°C) |
VISCOSITY (mPa.s) |
|
Liquids Water Acetone Petrol Water Ethyl alcohol Blood plasma Mercury Blood, normal Oil, light Caster oil Oil, heavy Glyerine Gases Hydrogen Steam Helium Air Methane Oxygen |
100 20 20 20 25 37 25 37 20 25 20 20
20 100 20 20 20 20 |
0.2818 0.32 06 1.002 1.095 1.3 1.53 2.08 110 650 660 1490
0.009 0.013 0.014 0.018 0.020 0.020 |