Irrigation through Wells and Tubewells MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Irrigation through Wells and Tubewells, a fundamental topic in the field of Irrigation Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Irrigation through Wells and Tubewells 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 Irrigation through Wells and Tubewells mcq questions that explore various aspects of Irrigation through Wells and Tubewells problems. Each MCQ is crafted to challenge your understanding of Irrigation through Wells and Tubewells principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Irrigation Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Irrigation through Wells and Tubewells MCQs are your pathway to success in mastering this essential Irrigation Engineering topic.

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Irrigation through Wells and Tubewells MCQs | Page 5 of 9

Q41.
An aquifer which is confined at its bottom but not at the top is called ___________
Discuss
Answer: (c).unconfined aquifer
Q42.
The clogging of well screens and consequent reduction in pump efficiency is indicated by _____________
Discuss
Answer: (a).the high value of the well-loss
Q43.
The rate of water contribution to the well increases with the increase in the depression head.
Discuss
Answer: (a).True
Q44.
The performance of a well is measured by its ________
Discuss
Answer: (a).specific capacity
Q45.
The safe depression head for open wells is generally taken to be x times the critical depression head when x is ______
Discuss
Answer: (b).1/3
Discuss
Answer: (a).permeability of soil
Q47.
Which type of open well is suitable when the sub-soil is formed of gravel or coarse sand deposits?
Discuss
Answer: (b).Wells with pervious lining
Q48.
Depending upon the type of sub-soil formation, the construction of well is done in two ways i.e. Dug wells and Sunk wells. Dug wells are constructed in soft formations.
Discuss
Answer: (b).False
Q49.
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.
Discuss
Answer: (a).2.213 m³/hr
Discuss
Answer: (c).it does not encounter mota formation
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