Rivers and Dam Reservoirs MCQs

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

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Rivers and Dam Reservoirs MCQs | Page 19 of 19

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Q181.
The usual difference between F.T.L and M.T.L is rarely allowed to exceed _____________

a.

0.3 m

b.

0.6 m

c.

0.9 m

d.

0.5 m

Discuss
Answer: (c).0.9 m
Q182.
Which of the following type of tank weirs are provided with a number of vertical steps instead of horizontal or sloping downstream apron?

a.

Type A: Masonry weir with a vertical drop

b.

Type B: Rock-fill weirs with a sloping apron

c.

Type C: Masonry weirs with a glacis

d.

Type D: Combination of Type A and Type C

Discuss
Answer: (d).Type D: Combination of Type A and Type C
Q183.
The width of the horizontal floors of type A and D weirs from the foot of the drop wall to the d/s edge of the floor should never be less than ________________

a.

5 (D + H)

b.

3 (D + H)

c.

2.5 (D + H)

d.

2 (D + H)

Discuss
Answer: (d).2 (D + H)
Q184.
Which among the following is a correct representation of Ryve’s formula?

a.

Qₚ = C₁. A^2/3

b.

Qₚ = C₁. A^1/3

c.

Qₚ = C₁. L A^2/3

d.

Qₚ = C₁. A

Discuss
Answer: (a).Qₚ = C₁. A^2/3
Q185.
The capacity of an irrigation tank is sometimes increased by installing a temporary stone wall over the top of the tank weir. This fixture is known as____________________

a.

saddle

b.

dam stone

c.

breast wall

d.

divide wall

Discuss
Answer: (b).dam stone
Q186.
The discharge through the sluice of a small irrigation tank is usually controlled by _______________

a.

dam stone

b.

plug

c.

special balanced valves

d.

shutters

Discuss
Answer: (b).plug
Q187.
What will the discharging capacity of a masonry waste weir of 55 m length and 1.5 m width provided in an earthen bund for passing a flood with 1.2 m water depth over its crest?

a.

120 cumecs

b.

254 cumecs

c.

59.4 cumecs

d.

65.8 cumecs

Discuss
Answer: (a).120 cumecs
Q188.
Pipe sluices are generally not adopted in tank bunds where the depth below F.T.L exceeds ____________

a.

1.5 m

b.

1 m

c.

2.5 m

d.

5 m

Discuss
Answer: (c).2.5 m
Q189.
Calculate peak discharge for a combined catchment of a tank forming a constituent unit of a group with the following given data –

Combined catchment = 26 sq. km
Intercepted catchment = 20 sq. km
Ryve’s coefficient for combined catchment = 9.0
Ryve’s coefficient intercepted = 1.8

a.

66 cumecs

b.

59 cumecs

c.

50 cumecs

d.

69 cumecs

Discuss
Answer: (a).66 cumecs
Q190.
What is the approximate value of Ryve’s coefficient for combined catchment having limited areas near hills?

a.

6.5

b.

8.5

c.

10.2

d.

Up to 40

Discuss
Answer: (c).10.2
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