Q.

A liquid disturbed by stirring comes to rest due to –

A. density
B. surface tension
C. viscosity
D. centripetal force
Answer» C. viscosity
Explanation: It happens because of viscosity. The viscosity of a fluid is a measure of its resistance to gradual deformation by shear stress or tensile stress. It is due to friction between neighboring parcels of the fluid that are moving at different velocities.
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