Abstract

We study experimentally the impact of solid spheres in a viscous liquid at moderate Reynolds numbers (Re ~ 5-100). We first determine the drag force by following the slowdown dynamics of projectiles. We then focus on the shape of the free surface: such impacts generate cavities, whose original shape is described and modeled.

Original languageEnglish
Article number043101
JournalPhysics of Fluids
Volume25
Issue number4
DOIs
Publication statusPublished - 4 Apr 2013

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