Irrigation Engineering Practice Test 7

1. The famous Roosevelt dam in USA is of the type __________________

2. Earthen dams are _________________

3. Which of the following is an effective method for the development of well?

4. What is the volume of groundwater which can be extracted by gravity drainage from a soil stratum when expressed as percentage fraction of the volume of the soil stratum?

5. The oldest dam of India is built on which river?

6. The highest concrete gravity dam of the world is the Grand Dixene dam in Switzerland whose height is ____________

7. Which is the fastest method of drilling and especially useful in unconsolidated formations?

8. A well 3 meters in diameter has its normal water level 3 meters below the ground level. By pumping water level in the well is depressed to 10 meters below the ground level. In 4 hours the water rises by 5 meters. Calculate the specific yield of the well.

9. Aswan dam on Nile River in Egypt was perhaps the first modern dam of the world. Its construction was completed in the year _________

10. What is the correct expression of Horton’s equation?