A 25 mm OD 2.0 mm wall copper tube supplies hot water (80C) to a washing
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A 25 mm OD × 2.0 mm wall copper tube supplies hot water (80°C) to a washing system in a factory at a flow rate of 250 L/min. At several points in the system, a 90° bend is required. Compute the energy loss in each bend if the radius to the outside of the bend is 300 mm.
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