Geotechnical Engineering Questions and Answers – Flow Towards a Well:Recuperation Test

Geotechnical Engineering Objective Questions

This set of

1. The pumping-in test was devised by _________

A) U.S. Bureau of soil and PRA
B) U.S. Bureau of reclamation
C) Indian standard of Bureau
D) None of the mentioned

Answer is B)

2. The type of hydraulics of flows towards open well is __________

A) Radial flow
B) Bottom flow
C) Adjacent flow
D) All of the mentioned

Answer is A)

3. The discharge of an open well can be determined by, which of the following method?

A) Constant head test
B) Falling head test
C) Recuperation test
D) None of the mentioned

Answer is C)

4. Which of the following well, does not penetrate to the full depth of an aquifer?

A) Fully penetrating artesian gravity wall
B) Partially penetrating artesian wall
C) Partially penetrating artesian gravity wall
D) All of the mentioned

Answer is B)

5. In Recuperation test, the expression (K/A ) is known as ___________

A) Specific yield and Specific capacity
B) Coefficient of permeability
C) None of the mentioned
D) All of the mentioned

Answer is A)

6. For fine-grained soil,the value of K/A as specified by Marrio is _________

A) 1.00
B) 0.50
C) 0.25
D) 2.00

Answer is C)

7. When two wells, situated near each other is discharged,the total discharge will __________

A) Increases
B) Decreases
C) Remains the same
D) None of the mentioned

Answer is B)

8. Volume of water dv entering the well, when the head recuperates by dh is ___________

A) dV=A/dh
B) dV=A.dh
C) dV=Khdt
D) dV=K.A

Answer is B)

9. Which of the following flow is less efficient than radial flow?

A) Bottom flow
B) Spherical flow
C) Turbulent flow
D) Linear flow

Answer is B)

10. An open well has relatively larger diameter at __________

A) Base
B) Middle
C) Top
D) Near the bottom

... Answer is B)