Give the uses of visosity.

Explanation

(i) High viscosity liquids are used in buffers in trains shunting so that the shocks may be absorbed easily.
(ii) Blood viscosity plays most important role in the blood circulation in human arteries.
(iii) Millikan had used viscous force in his experiment ofr finding electronic chagre of an electron .
(iv) In vehicle bearing pumps all that fun stuff needs to be lubricated with the correct viscosity fluid.