3.12.4. In the pipe system depicted in Figure P3.12.4, the discharge in pipe AB is 100 m³/s. Branch 1 is 500m long and it has a diameter of 2 m and a friction factor (f) of 0.018. Branch 2 has a length of 400 m,diameter of 3 m, and a friction factor of 0.02. Use Darch-Weisbach equation to compute head loss.Figure P3.12.4ALengthDiameterPipe AB60 m3 m0.02BPipe CF120 m3 m0.02Branch 1Branch 2CF(1) Determine the length of an equivalent pipe to replace Branches 1 and 2 assuming the equivalent pipediameter is 3 m and f= 0.02.(2) Determine the flow rate in Branch 1.(3) The pressure at A is 500 kPa. Compute the pressure (kPa) at F.

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(1) Determine the length of an equivalent pipe to replace Branches 1 and 2 assuming the equivalent pipe diameter is 3 m and f= 0.02. (2) Determine the flow rate in Branch 1. (3) The pressure at A is 500 kPa. Compute the pressure (kPa) at F.

(1) Determine the length of an equivalent pipe to replace Branches 1 and 2 assuming the equivalent pipe diameter is 3 m and f= 0.02. (2) Determine the flow rate in Branch 1. (3) The pressure at A is 500 kPa. Compute the pressure (kPa) at F.

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Author:KASSIMALI, Aslam.

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Chapter2: Loads On Structures

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3.12.4. In the pipe system depicted in Figure P3.12.4, the discharge in pipe AB is 100 m³/s. Branch 1 is 500
m long and it has a diameter of 2 m and a friction factor (f) of 0.018. Branch 2 has a length of 400 m,
diameter of 3 m, and a friction factor of 0.02. Use Darch-Weisbach equation to compute head loss.
Figure P3.12.4
A
Length
Diameter
Pipe AB
60 m
3 m
0.02
B
Pipe CF
120 m
3 m
0.02
Branch 1
Branch 2
C
F
(1) Determine the length of an equivalent pipe to replace Branches 1 and 2 assuming the equivalent pipe
diameter is 3 m and f= 0.02.
(2) Determine the flow rate in Branch 1.
(3) The pressure at A is 500 kPa. Compute the pressure (kPa) at F.

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