Given the data for the three parallel pipes in Figure 4.20 , compute (1) the equivalent parallel pipe coefficient, (2) the head loss between nodes A and B, (3) the flow rates in each pipe, (4) the total head at node B, and (5) the diameter of an equivalent pipe with length 100 m and C_hw = 100.

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QA=0.283 m/s HA = 24.4 m (L = 91.5 m, d = 356 mm, CHW,1 = 120) (L2=61m, d2=407 mm, CHW,2 = 130) B QB = 0.283 m/s HB = ? (L3 122 m, d3 457 mm, CHW,3 = 110) FIGURE 4.20 Pipes in parallel for Example 4.17.