a. Find the general flow pattern of the network shown in the figure.
b. Assuming that the flow must be in the directions indicated, find the minimum flows in the branches denoted by x2, x3, x4, and x5.
a. Choose the correct answer below and fill in the answer boxes to complete your choice.
A.
x1 =
x2 is free
x3 is free
x4 is free
x5 is free
x6 =
B.
x1 =
x2 is free
x3 =
x4 is free
x5 is free
x6 =
C.
x1 is free
x2 =
x3 =
x4 =
x5 =
x6 =
D.
x1 =
x2 =
x3 is free
x4 =
x5 =
x6 is free