Question: Q 3 : ( 1 4 Marks ) Size the duct system shown in the figure. The air velocity at the inlet is 8 m

Q3: (14 Marks)
Size the duct system shown in the figure. The air velocity at the inlet is 8ms. The length of each duct segment is 4 m . If the pressure drop in each diffuser and elbow (or Tee branch) is 20Pa and 25 Pa respectively, calculate the pressure head required for the AHU. (Note: CFM=ft^3/min.)
Q 3 : ( 1 4 Marks ) Size the duct system shown in

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