Well Hydraulics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Well Hydraulics, a fundamental topic in the field of Geotechnical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Well Hydraulics MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Well Hydraulics mcq questions that explore various aspects of Well Hydraulics problems. Each MCQ is crafted to challenge your understanding of Well Hydraulics principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Geotechnical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Well Hydraulics MCQs are your pathway to success in mastering this essential Geotechnical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Well Hydraulics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Well Hydraulics knowledge to the test? Let's get started with our carefully curated MCQs!

Well Hydraulics MCQs | Page 2 of 5

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Q11.
The specific yield Sγ is given by _______

a.

(Vwy+V)*100

b.

(Vwy-V)*100

c.

(Vwy/V)*100

d.

(Vwy*V)*100

Discuss
Answer: (c).(Vwy/V)*100
Q12.
The value of specific yield depends upon the shape of the pores.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q13.
The specific retention SR is given by _______

a.

(VwR+V)*100

b.

(VwR-V)*100

c.

(VwR/V)*100

d.

(VwR*V)*100

Discuss
Answer: (c).(VwR/V)*100
Q14.
The relation between porosity n, specific retention SR, specific yield Sγ is __________

a.

n= SR-Sγ

b.

n= SR+Sγ

c.

n= SR*Sγ

d.

n= SR/Sγ

Discuss
Answer: (b).n= SR+Sγ
Q15.
In the storage coefficient, the unit change in the component of the head is measured in _________ to the surface.

a.

normal

b.

tangential

c.

radial

d.

inclined at 30°

Discuss
Answer: (a).normal
Q16.
The coefficient of transmissibility is defined as the rate of flow of water through a horizontal strip of unit width and full saturation height under unit hydraulic gradient.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q17.
If b is the aquifer thickness, the relationship between coefficient of transmissibility T and coefficient of permeability is ________

a.

T=bk

b.

T=b/k

c.

T=b+k

d.

T=b-k

Discuss
Answer: (a).T=bk
Q18.
The drawdown, corresponding to a steady discharge, are observed at a number of wells in _______

a.

pumping out test

b.

pumping in test

c.

constant head permeability test

d.

falling head permeability test

Discuss
Answer: (a).pumping out test
Q19.
The formula for the pumping out test in an unconfined aquifer is given by _________

a.

\(k=\frac{qπ}{1.36(H^2-h^2)}log_{10}\frac{R}{r} \)

b.

\(k=\frac{q}{1.36(H^2-h^2)}log_{10}\frac{R}{r} \)

c.

\(k=\frac{q}{π(H^2-h^2)}log_{10}\frac{R}{r} \)

d.

\(k=\frac{q}{1.36(H^2-h^2)} \)

Discuss
Answer: (b).\(k=\frac{q}{1.36(H^2-h^2)}log_{10}\frac{R}{r} \)
Q20.
The permeability of the aquifer is ________ if the drawdown is 4m, discharge is 40litres/sec, thickness of confined aquifer is 30m and the radius of the well is 0.1m. The radius of influence is taken as 245m.

a.

36 m/day

b.

30 m/day

c.

26 m/day

d.

20 m/day

Discuss
Answer: (a).36 m/day
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