Subject Code: 180606
GUJARAT TECHNOLOGICAL UNIVERSITY
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BE - SEMESTER-VIII (OLD) EXAMINATION - SUMMER 2019
Subject Name: Irrigation Water Management
Time: 10:30 AM TO 01:00 PM
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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Q.1 (a) How would be the Remote Sensing (RS) and Geographical Information System (GIS) helpful in canal irrigation system? (07)
(b) Explain various types of sprinkler irrigation system based on portability. (07)
Q.2 (a) Discuss the present status of irrigation potential in India and the prospect of its further development. (07)
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(b) Write short note on irrigation scheduling. (07)
OR
(b) Explain border and check basin irrigation method. (07)
Q.3 (a) What are the specific advantages of drip irrigation system over sprinkler Irrigation system? (07)
(b) Discuss the problems encountered in drip irrigation systems. Explain in brief how fertilizers and chemicals are applied in drip irrigation system. (07)
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OR
Q.3 (a) What are the major factors influencing the design capacity of a drip irrigation system? (07)
(b) Explain maintenance and trouble shooting of sprinkler irrigation system. (07)
Q.4 (a) Define irrigation efficiency. Determine the water distribution efficiency in a 150 m long border strip when the soil sampling after an irrigation at 25 m intervals along the water run showed that effective depth of water penetration in the 90 cm root zone were 90, 90, 85, 82, 82 and 80 cm. (07)
(b) Discuss the problems arise from using poor quality of irrigation water. (07)
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OR
Q.4 (a) What is leaching requirement? How the salinity in the coastal area can be prevented? (07)
(b) Define frequency of irrigation. Describe various factors affecting frequency of irrigation. (07)
Q.5 (a) Explain various factors should be considered to improve canal irrigation management. (07)
(b) Discuss the role of community participation in irrigation water management. (07)
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OR
Q.5 (a) What is water logging? Explain role of drainage system for preventing water logging (07)
(b) What is water user organization? Explain merit and demerit of water user’s organizations. (07)
Date: 17/05/2019
Total Marks: 70
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This download link is referred from the post: GTU BE 2019 Summer Question Papers || Gujarat Technological University
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