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Unit: Fluids

In these videos and articles you'll learn the definitions of density and specific gravity. You'll also learn the definition of pressure, how it relates to force and area, and how to determine the pressure within a fluid. The difference between absolute and gauge pressure will also be discussed.
In these videos and articles you'll learn how pressure variations cause a buoyant force on a submerged object and how to calculate the value of the buoyant force. You'll also learn the meaning of Archimedes' principle.

About this unit

This unit is part of the Physics library. Browse videos, articles, and exercises by topic.