Question

SULIT EAT 259 QUESTION 2 (CO2- c3/C4- Uniform flow Open Channel) 1.83 m 1.22 m 0.914 m Figure 2 represents the approximate shape of a natural stream channel with levees built on either side. The channel is earth covering with light brush. If the channel slope is 0.000 15, determine the normal discharge for depths of 1.83 m. Refer Appendix A for Manning's, n value. (12 marks) i) When is the follow in an open channel said to be uniform? Under what il) Explain in your own word the importance of open channel flow QUESTION 3 (CO2- C3/C4- Uniform flow Open Channel) Answer all these questions: conditions will the flow in an open channel remain uniform? i) Explain what is best hydraulic radius for a specific cross section. knowledge in context of Civil Engineering. 8 marks)

Answer 1

x Answes that the following answer is 312 2 Using manning's e9mノ A. R A2 1.83 1-2오 3 " 3.66 Pt P23 56 Pt

u g 23.56 6-8 FE O 000 15 1)2 0-04