(See Fluids in the News article titled “Plumbing the Everglades,” Section 10.4.3.) The c...

(See Fluids in the News article titled “Plumbing the Everglades,” Section 10.4.3.) The canal shown in Fig. P10.41 is to be widened so that it can carry twice the amount of water. Determine the additional width, L, required if all other parameters (i.e., flow depth, bottom slope, surface material, side slope) are to remain the same.