MHT CET 2024 Physics question

The viscous force between two liquid layers is

(A)radial
(B)normal to the liquid surface
(C)tangential to the liquid surfaceCorrect
(D)neither purely tangential nor purely normal

Answer: (C)

Solution

Viscosity is the internal friction between adjacent layers of a fluid moving with different velocities. The viscous force acts along the surface of contact of the layers (opposing their relative motion),

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Question ID VK-095432