@Aurora09
Please read the paragraph below equation 19.94 on p. 19-25 of the CERM (16th Edition). It states that CONJUGATE DEPTHS ARE NOT THE SAME AS ALTERNATIVE DEPTHS!!! Alternative Depths process and examples are on page 19-17 to 19-18 of CERM (16th Edition). In Water Resources, skimming...
@Aurora09
When using the Hydraulic Element Chart on the exam use the lines for constant values of constant n. I doubt they will gives problems with varying n values. If so, you will use the lines for varying n values. I hope this helps.
--If you have the CERM (16th edition), look at page 19-5, section 7, Example 19.2. An example is given on how to solve these problems. It may be done by either the Hydraulic Element Chart or Circular Channel Ratios. It may be necessary to calculate Qfull or Vfull to solve the problem. Qfull =...