Spillways and Spillway Gates MCQs

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

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Spillways and Spillway Gates MCQs | Page 6 of 9

Q51.
A siphon spillway is sufficiently independent of the water surface elevation of the reservoir.
Discuss
Answer: (a).True
Q52.
The allowable maximum negative head on an average is equal to __________
Discuss
Answer: (c).7.5 m or so
Q53.
The structure which is not used in a shaft spillway is ________________
Discuss
Answer: (c).radial gates
Discuss
Answer: (b).special flared inlet of the shaft spillway of a large dam project
Q55.
For a saddle siphon, the maximum operative head is 4.53 m. The width and height of the throat of the siphon are 5 m and 2.25 m respectively. The coefficient of discharge is 0.90. How many units are required to pass a flood of 350 cumecs? (Assume g = 10 m/s2)
Discuss
Answer: (d).Four
Q56.
A siphon spillway in a concrete gravity dam is in the shape of ________________
Discuss
Answer: (b).Inverted U-shape
Q57.
The energy dissipation at the toe of the spillway is affected basically by the use of hydraulic jump in _______________________
Discuss
Answer: (c).a sloping apron below the downstream river bed
Q58.
The most ideal condition for energy dissipation in the design of spillways is the one when the tail-water rating curve coincides with the jump rating curve at all discharge.
Discuss
Answer: (a).True
Q59.
When the tail-water depths in the river downstream of a spillway are quite low such that the tail-water curve at all discharges lies below the post jump depth curve, then the energy dissipation can be affected best by ___________________
Discuss
Answer: (b).a ski-jump bucket
Q60.
The device which does not help in energy dissipation at the bottom of a hydraulic structure over which water spills is ________________
Discuss
Answer: (c).morning glory
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