Indira Gandhi National Open University (IGNOU) 2005 B.Tech Water Resource Engineering Water resources planning - Question Paper

Test Papers / Previous ques. Papers of IGNOU ET534 (C) Water Resources Planning December 2005
B.Tech. Civil (Water Resources Management)
Term-End exam

December, 2005

ET-534(C): WATER RESOURCES PLANNING

Time: three hours
Maximum Marks: 70

Note : Solve any 7 ques.. provide sketches/examples in support of your answers. Use of calculator is permitted.
1. (a) How do the Himalayan mountain ranges differ from peninsular mountains, specially with respect to the Water Resources considerations ? (4)

(b) What is understood by centripetal drainage ? How does it affect the topography ? (3)

(c) elaborate the distinctive features of coral reefs ? What is their significance? (3)

2. (a) elaborate the different modes of use of Remote Sensing Techniques ? How is it possible to map features that are underneath the earth cover ? (3+2)

(b) Enumerate the lnformation/Data that can be found by Remote Sensing. (5)

3. (a) What percentage of dependable flows are used for : (4)

(i) Irrigation projects
(ii) Hydropower projects

(b) The observed runoff data for the years 1990 to 2000 for a small stream are provided beneath in cumecs. calculate 75% dependable flow (in cumecs) : (6)

1990 - 345
1991 - 184
1992 - 280
1993 - 301
1994 - 682
1995 - 404
1996 - 394
1997 - 202
1998 - 459
1999 - 402
2000 - 378

4. elaborate the different systems of water distribution for farmers? explain the advantages and disadvantages of these systems. (10)

5. (a) discuss the subsequent : (6)

(i) Heavy Soils
(ii) Intensity of Irrigation
(iii) Gross Command Area

(b) What is "Rotation of Crops" ? Suggest a few crop sequences explaining advantages thereof. (4)

6. (a) Which authority has laid down Drinking Water Standards, that are followed in lndia? (2)

(b) What is understood by non-consumptive use of water ? (4)

(c) elaborate Augmentation Tube-wells ? (4)

7. What is Internal Rate of Return Method for comparing alternate investment opportunities ? What steps are adopted for comparing option proposals ? (10)

8. What is Simulation Technique ? Illustrate with an example of High Dam for Hydropower Generation. (10)

9. (a) What would you suggest to be the scope of Training for Assistant Engineers/Junior Engineers of Water Resources Department ? (5)

(b) What role can "Water User Associations" play in Irrigation Management ? (5)

10. discuss the subsequent :

(a) Reservoir Routing (4)
(b) Probable Maximum Flood (3)
(c) Rule Level in a Reservoir (3)

Earning:   Approval pending.