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Engineering, 09.04.2021 03:10 xthom001ow7go3
The wall shear stress in a fully developed laminar flow portion of a 12-in diameter pipe carrying water is 1.85 lb/ft2. The pressure gradient, fraction numerator increment p over denominator d x end fraction, where dx is the length in the flow direction of the horizontal pipe with flow to the right, is most nearly:
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