Journal Reference : John N. Kheir, Laurie A. Scharp, Mark A. Borden, Edward J. Swanson, Andrew Loxley, James H. Ree…
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Definition of Stress Consider a small area δA on the surface of a body (Fig. 1.1). The force acting on this are…
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Definition of Fluid A fluid is a substance that deforms continuously in the face of tangential or shear stress,…
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Distinction Between Solid and Fluid Solid Fluid More Compact Structure Attractive Forces between the mo…
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Concept of Continuum The concept of continuum is a kind of idealization of the continuous description of matter…
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Concept of Continuum - (Part 2) One of the factors considered important in determining the validity of continuum m…
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Fluid Properties : Characteristics of a continuous fluid which are independent of the motion of the fluid are call…
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Viscosity of Fluid ( μ ) : Newton postulated that Ï„ is proportional to the quantity Δu/ Δy where Δy is …
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Causes of Viscosity The causes of viscosity in a fluid are possibly attributed to two factors: (i)…
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Causes of Viscosity - contd from previous slide... As the random molecular motion increases with …
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