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 2 of 9

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Q11.
An ungated spillway starts functioning as soon as the water level in the reservoir crosses the __________________

a.

maximum reservoir level

b.

minimum reservoir level

c.

maximum conservation level

d.

full Supply level

Discuss
Answer: (c).maximum conservation level
Q12.
Which of the following is the simplest type of spillway and may be constructed on small bunds or thin arch dams?

a.

Straight drop spillway

b.

Ogee spillway

c.

Shaft spillway

d.

Siphon spillway

Discuss
Answer: (a).Straight drop spillway
Q13.
The spillway can be best built independently of the dam when there is _________________________

a.

deep narrow gorge with steep slopes

b.

deep narrow gorge with gradual slopes

c.

wide gorge with a gradual slope

d.

wide valley with moderate slopes

Discuss
Answer: (a).deep narrow gorge with steep slopes
Q14.
Which of the following is a secondary safety arrangement?

a.

Safety valves

b.

Spillway gates

c.

Subsidiary spillway

d.

Energy dissipaters

Discuss
Answer: (c).Subsidiary spillway
Q15.
The side slope of approach channel of chute spillway is ___________________

a.

1:1

b.

1:1.5

c.

1:3

d.

1:2.5

Discuss
Answer: (a).1:1
Q16.
The spillway which may sometimes be called as a waste weir is ______________________

a.

an ogee spillway

b.

a trough spillway

c.

a shaft spillway

d.

a siphon spillway

Discuss
Answer: (b).a trough spillway
Q17.
The portion of a chute spillway which is known as its control structure is ________________

a.

low ogee weir

b.

chute channel

c.

approach channel leading the water from the reservoir to the ogee weir

d.

silting basin at its bottom

Discuss
Answer: (a).low ogee weir
Q18.
The type of spillway which is provided on narrow valleys where no side flanks are available is ____________________

a.

ogee spillway

b.

chute spillway

c.

side-channel spillway

d.

straight drop spillway

Discuss
Answer: (c).side-channel spillway
Q19.
Which of the following curve is provided when the slope of the chute changes from milder to steeper?

a.

Concave vertical curve

b.

Hyperbolic curve

c.

Convex vertical curve

d.

Straight plan

Discuss
Answer: (c).Convex vertical curve
Q20.
Calculate the freeboard for the top levels of the side walls if the mean velocity of water in the chute reach is 3.5 m/s and the mean depth of water in the chute reach under consideration is 4.7 m.

a.

0.60 m

b.

1 m

c.

0.85 m

d.

0.55 m

Discuss
Answer: (c).0.85 m
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