# Viscous Effects: Fluid Resistance

Determine the force on the piston of Fig. 5.42a due to shear and the leakage from the pressure chamber for U=0.

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It is easier to first calculate the leakage from the pressure chamber. It can be calculated from the equation for pressure drop in an annulus (assuming flow is laminar). This equation is ...

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Solution contains answer, calculations and explanation. 150 words.

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