Anna University
Department of Civil Engineering
Fifth Semester
CE2301 Irrigation Engineering
Important Questions
(Regulation 2008)
UNIT - I
1. What are the merits and demerits of irrigation?
2. What are the factors affecting duty?
3. Briefly explain about irrigation efficiencies?
4. What are the consumptive use of water?
5. Briefly explain about planning and development of irrigation project?
6. Write a short note on sub-surface irrigation, state clearly the conditions under which this method
is suitable. What are the essential requirements for a successful sub-surface irrigation?
7. Write the merits and demerits of surface irrigation.
UNIT - II
1. Briefly explain about canal irrigation?
2. Briefly explain about lift irrigation?
3. Briefly explain about tank irrigation?
4. Briefly explain about flooding methods?
5. Briefly explain about sprinkler irrigation methods?
6. Briefly explain about drip irrigation?
7. Explain briefly the ‘Sprinkler’ and ‘drip’ methods of irrigation systems.
8. State the ‘relative merits’ of the above two methods of irrigation?
9. State the classification of ‘surface irrigation’?
10. Explain the various methods of ‘surface irrigation system’, bringing out clearly merits and applicability of each method.
11. Classify the method of irrigation and write the objective of any three irrigation methods.
12. Discuss the suitability of sprinkler irrigation for Indian condition.
UNIT - III
1. What are the factors affecting location and types of dams?
2. Briefly explain about tanks, sluices and weirs?
3. What are types of dams and dam arches?
4. What are forces acting on a dam?
5. Explain the design features of cross drainage works?
6. State the ‘causes of failure’ of earth dams. Describe them briefly?
7. List the ‘major types’ of spillways. Briefly explain their salient features wit suitable sketches and
their suitability.
8. Explain the criteria adopted in designing various components of weir built on permeable
foundation using kosala theory and write the limitations?
9. With sketch explain the merits and demerits of earthen dam?
10. What are factors to be considered during hydraulic design of dams?
UNIT - IV
1. What is the necessity of river training works?
2. Describe in brief different types of river training works?
3. What is mean by guide banks? What are their functions and effects?
4. State the necessity and location of canal falls?
5. Briefly explain about classification of canals?
6. State the factors to be considered for the choice of a suitable type of cross-drainage work?
7. Briefly discuss the design considerations of a canal trough for an aqueduct syphon?
8. Distinguish between ‘metered and non-metered’ fall?
9. What are the four types modern falls recognized? Briefly describe them
10. Briefly describe the salient principles of design of a straight glacis fall?
11. Explain how canals are classified? Discuss the methods to improve canal irrigation system?
UNIT - V
1. Briefly explain about on-farm-development works?
2. What is the need for water user’s association?
3. What is the need for optimization of water use?
4. Briefly explain about percolation pond?
5. Discuss the role of farmers in water management?
6. What are the main functions of a head regulator?
7. What are the main functions of a ‘cross-regulator’?
8. State the various design considerations for the design of ‘cross regulator’ and ‘distributing head
regulator’?
9. What are various ways of ‘minimizing irrigation water losses’?
10. What is a ‘percolation pond’? What are its uses/advantages?
11. What is meant by ‘participatory irrigation management’? Explain the concept briefly. Highlight
the relative merits of ‘participatory irrigation management’ that of a conventional management approach’ adopted in Engineering.