by, Flow Pi direction P2 128 μ L Q n D4 P-P2 = %3D Determine the uncertainty in the measured pressure drop given the following: L=3 m+ 5% D=0.25 m + 5% Q=2 x 10 (m³/s) ± 10% u = 0.001 (N-s/m²) ± 0.5%
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