Download AKTU B-Tech 8th Sem 2016-17 ECE062 River Engineering Question Paper

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B.TECH.

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THEORY EXAMINATION (SEM–VIII) 2016-17

RIVER ENGINEERING

Time: 3 Hours

Max. Marks : 100

Note: Be precise in your answer. In case of numerical problem assume data wherever not provided.

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SECTION – A

1. Explain the following: 10 x 2 = 20
   1. Explain about a grading type of river?
   2. How are the rivers in the alluvial plains classified?
   3. Write a note on delta formation?
   4. Describe about Braided Rivers?

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   5. How does Stream restoration works influence the social and cultural environment?
   6. What is flood plain?
   7. Define sediment?
   8. Outline the merits of Bio-engineering Techniques?
   9. Mention the objectives of river training?

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   10. List out the purpose of a groyne?

SECTION - B

2. Attempt any five of the following questions: 5 x 10 = 50
   1. What do you understand by river morphology? Explain Rosgen classification system of rivers in detail?
   2. Differentiate between the following :
      1. Flashy and Virgin rivers

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      2. Aggrading and degrading rivers
   3. Describe on the causes of meandering and explain the factors controlling the meandering process?
   4. What are cut-offs? How are they used for river training?
   5. Explain about the mechanics of alluvial rivers? Also discuss on the socio-cultural influences of stream restoration?

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   6. Summarize the different steps involved in the natural channel design and analysis of a stream?
   7. What are the uses of guide banks? Explain the salient features of guide banks?
   8. Write short notes on
      1. pitched islands
      2. levees
      3. bandalling

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SECTION – C

3. Attempt any two of the following questions: 2 x 15 = 30
   1. Discuss in detail about the classification of rivers? Give its features?
   2. Explain in brief the various parameters responsible for the instability of rivers?

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4. 1. What is stream restoration? What are the ethics of stream restoration?
   2. Outline the basic concept of Bio-engineering Techniques? Explain any two in detail?
5. 1. How are river training works classified? Explain about any two types of river training works in a detailed manner?

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