Viscous flow/Laminar flow
Question
A small spherical solid ball is dropped from a great height in a viscous liquid. Its journey in the liquid is best described in the diagram given below by the
Moderate
Solution
When a body is dropped into a viscous liquid, initially gravitational force is dominating and hence speed increase gradually, and also viscous force increase gradually. At some instant the gravitational force balanced by viscous force. Then the body reach its terminal velocity and continues.
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