Canal Irrigation System and Canal Falls MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Canal Irrigation System and Canal Falls, 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 Canal Irrigation System and Canal Falls 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 Canal Irrigation System and Canal Falls mcq questions that explore various aspects of Canal Irrigation System and Canal Falls problems. Each MCQ is crafted to challenge your understanding of Canal Irrigation System and Canal Falls 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 Canal Irrigation System and Canal Falls MCQs are your pathway to success in mastering this essential Irrigation Engineering topic.

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Canal Irrigation System and Canal Falls MCQs | Page 7 of 16

Q61.
Let us take the gross commanded area of a watercourse is 2000 hectares, 80% of which is culturable irrigable. Intensities of sugarcane and paddy are 30% and 50%. The duties of the crops at the head of the watercourse are 850 hectares/cumec and 1900 hectares/cumec. Find the discharge required at the head of the watercourse?
Discuss
Answer: (d).0.986 cumec
Q62.
We can find out monthly or fortnightly water requirements of various crops using intervals.
Discuss
Answer: (a).True
Q63.
By how much percentage canal capacity is increased to meet peak demands?
Discuss
Answer: (b).20 to 25%
Q64.
Suppose the culturable commanded for a distributary is 8000 hectares, and the intensity of irrigation for Kharif season is 60% and that of rabi season is 30%. The average duty at the head of a distributary is 4000 hectares/cumec for Kharif season and for Rabi season it is 1800 hectares/cumec, find out discharge required at the head of the distributary?
Discuss
Answer: (c).1.33 cumec
Q65.
Determine the discharge required at the head of the distributary in a canal where Kharif area to be irrigated is 2400 hectares and Rabi area to be irrigated is 1800 hectares, for fulfilling maximum crop requirement. Assume suitable values for kor depth and kor period.
Discuss
Answer: (a).2.08 cumec
Q66.
Whose theory was the first to provide semi-theoretical analysis of the problem of incipient condition of bed motion?
Discuss
Answer: (c).Shield’s theory
Q67.
Which one is the correct expression for Shield’s entrainment function?
Discuss
Answer: (a).Tc / Yw. d. (Gs – 1)
Q68.
For the design of non-scouring channels in coarse alluviums, the shield’s entrainment function should be ____________
Discuss
Answer: (c).Fₛ = 0.056
Q69.
Strickler’s formula is only applicable to the flexible boundary channels.
Discuss
Answer: (b).False
Q70.
What is the minimum size of the bed material that will remain at rest in a channel?
Discuss
Answer: (a).d > or = 11 R.S