Question Paper: Irrigation Engineering : Question Paper Dec 2015 - Civil Engineering (Semester 7) | Gujarat Technological University (GTU)
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Irrigation Engineering - Dec 2015

Civil Engineering (Semester 7)

TOTAL MARKS:
TOTAL TIME: HOURS

1(a) Differentiate between i) sprinkler and drip irrigation. ii) Weir and barrage.(7 marks) 1(b) Discuss the causes and remedial measures of water logging.(7 marks) 2(a) What do you mean by lining a canal? What are the advantages of it?(7 marks)


Solve any one question from Q.2(b) & Q.2(c)

2(b) Explain the various irrigation efficiencies.(7 marks) 2(c) Describe the various methods of surface irrigation.(7 marks)


Solve any one question from Q.3 & Q.4

3(a) Define: 1) Duty. 2) Delta. 3) Base period. 4) Crop period.(7 marks) 3(b) Explain the Khosla's method of independent variables for a design of a weir.(7 marks) 4(a) Define: 1) Exit gradient. 2) Culturable command area. 3) Unculturable command area. 4) Intensity of irrigation.(7 marks) 4(b) Describe the method of designing an irrigation canal based on Lacey's theory.(7 marks)


Solve any one question from Q.5 & Q.6

5(a) What is diversion head work? Describe the function of each component of diversion head work with a neat sketch.(7 marks) 5(b) Discuss the factors affecting duty.(7 marks) 6(a) Compare Lacey's and Kennedy's silt theory.(7 marks) 6(b) Why canal falls are provided? Describe any two types of falls commonly used in irrigation function.(7 marks)


Solve any one question from Q.7 & Q.8

7(a) What is canal escape? Discuss different types of canal escapes.(7 marks) 7(b) Escape the function of cross regulator and head regulator.(7 marks) 8(a) Discuss the benefits and ill effects of irrigation(7 marks) 8(b) Explain different types of Aqueducts and discuss the factors affecting the selection of a suitable type of aqueduct.(7 marks)

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