Non Uniform Flow in Channels MCQs

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

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Non Uniform Flow in Channels MCQs | Page 2 of 13

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Q11.
If the value of rate of change of specific energy is 7.79×10⁻⁴ m and Sf = 0.00013, calculate the value of bed slope.

a.

1 in 1000

b.

1 in 1100

c.

1 in 1200

d.

1 in 1300

Discuss
Answer: (b).1 in 1100
Q12.
Calculate the rate of change of depth of a rectangular channel having depth 1m and width 4m. Given: C = 40, S₀ = 1/900, Sf = 0.0005

a.

4.94×10⁻⁴ m

b.

5.94×10⁻⁴ m

c.

6.94×10⁻⁴ m

d.

7.94×10⁻⁴ m

Discuss
Answer: (c).6.94×10⁻⁴ m
Q13.
Calculate the rate of change of depth of a triangular channel if the depth is 4m and the side slope is 1H:2V. Given:S₀ = 1 in 1500;Sf = 0.00004 and n=0.010.

a.

8.95×10⁻⁴m

b.

9.95×10⁻⁴m

c.

10.95×10⁻⁴m

d.

11.95×10⁻⁴ m

Discuss
Answer: (a).8.95×10⁻⁴m
Q14.
Calculate the value of Sf for a trapezoidal channel having depth 2m, width 5m and side slope of 1H:1.5V. Given: dy/dx=1.18×10⁻³,S₀ = 1 in 1000, C = 50.

a.

0.00001

b.

0.00002

c.

0.00003

d.

0.00004

Discuss
Answer: (a).0.00001
Q15.
Determine the rate of change of depth of a rectangular channel having dimensions 2m×3m and the velocity of flow is 2 m/s.
Given:S₀ = 1 in 500 and Sf = 0.0007.

a.

0.63m

b.

1.63m

c.

2.63m

d.

3.63m

Discuss
Answer: (b).1.63m
Q16.
Calculate the velocity of flow in a triangular channel having depth 7m and the side slope of the channel is 1H:4V if the bed slope of the channel is 1 in 1200 and the slope of the energy line is 0.00010. Given:( dy)/dx=7.55m.

a.

1 m/s

b.

2 m/s

c.

3 m/s

d.

4 m/s

Discuss
Answer: (a).1 m/s
Q17.
Calculate the value of bed slope of a trapezoidal channel having depth 2m and width 2.5m with a side slope of1H:3V. Given: dy/dx=1.43×10⁻³; Sf = 0.00002; V = 1.5 m/s.

a.

1 in 1000

b.

1 in 900

c.

1 in 800

d.

1 in 700

Discuss
Answer: (c).1 in 800
Q18.
The dimensions of a rectangular channel section is 2.5m×1m. Calculate the value of Sf if the bed slope of the channel is 1 in 600. Given: dy/dx=1.52×10⁻³m.

a.

0.0002

b.

0.0003

c.

0.0004

d.

0.0005

Discuss
Answer: (d).0.0005
Q19.
The dimensions of a rectangular channel section is 2.5m×1m. Calculate the rate of change of specific energy if the rate of change of depth is 1.52×10⁻³m.

a.

1.17×10⁻³m

b.

2.00×10⁻³m

c.

2.03×10⁻³m

d.

2.06×10⁻³m

Discuss
Answer: (a).1.17×10⁻³m
Q20.
Calculate the value of rate of change of specific energy for a triangular channel having depth 3.5m and the side slope is 1H:2V. Given:V = 2.5 m/s, dy/dx=8.6×10⁻⁴.

a.

3.47×10⁻⁴m

b.

4.47×10⁻⁴m

c.

5.47×10⁻⁴m

d.

6.47×10⁻⁴m

Discuss
Answer: (c).5.47×10⁻⁴m
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