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Fluids at rest.pdf

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Fluid PressureA liquid or gas cannot sustain a shearing stress - it isonly <strong>rest</strong>rained by a boundary. Thus, it will exert aforce against and perpendicular to th<strong>at</strong> boundary.• The force F exerted by afluid on the walls of itscontainer always actsperpendicular to the walls.W<strong>at</strong>er flowshows F

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