Download GTU BE/B.Tech 2019 Summer 8th Sem Old 180606 Irrigation Water Management Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 8th Sem Old 180606 Irrigation Water Management Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?VIII (OLD) EXAMINATION ? SUMMER 2019
Subject Code: 180606 Date: 17/05/2019

Subject Name:Irrigation Water Management

Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

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
(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
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

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
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 use r? s
organizations.
07

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