Flow in Open Channels MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Flow in Open 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 Flow in Open 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 Flow in Open Channels mcq questions that explore various aspects of Flow in Open Channels problems. Each MCQ is crafted to challenge your understanding of Flow in Open 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 Flow in Open Channels MCQs are your pathway to success in mastering this essential Fluid Mechanics topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Flow in Open Channels. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Flow in Open Channels knowledge to the test? Let's get started with our carefully curated MCQs!

Flow in Open Channels MCQs | Page 2 of 20

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Q11.
Estimate the type of flow in a channel having cross sectional area of 50m² and top of the channel is 5m. The mean velocity of flow is 0.1m/s and the absolute viscosity of water is 0.625 N-s/m².
Discuss
Answer: (c).Transition
Q12.
The discharge and velocity of water in a rectangular channel are 75m³/s and 5m/ s respectively. The hydraulic depth being 3m calculate the hydraulic radius.
Discuss
Answer: (a).1.36m
Q13.
Calculate the hydraulic diameter for a rectangular duct having 10m width and 6m depth.
Discuss
Answer: (c).7.5m
Q14.
The ratio of Hydraulic radius and Hydraulic depth is 1/2 and the top width of the channel is 6m, calculate the hydraulic depth of the channel.
Discuss
Answer: (c).3m
Q15.
The section factor of a rectangular channel is 111.80m. The discharge and velocity of water are 250 m³โ„s and 5 mโ„s respectively. Calculate the hydraulic depth of the channel.
Discuss
Answer: (d).5m
Q16.
The ratio between depth and width of a rectangular channel is 1/4 and the area of the rectangular section is 16m². Calculate the top width of the channel.
Discuss
Answer: (d).8m
Q17.
Which geometric parameter determines the efficiency of the channel?
Discuss
Answer: (b).Hydraulic radius
Q18.
A rectangular channel has depth y and top with B. Determine its section factor.
Discuss
Answer: (a).By³/²
Q19.
Calculate the wetted area for a rectangular channel which is 5.2m in width and 3m in depth.
Discuss
Answer: (d).18.6m²
Q20.
Calculate the wetted perimeter for a rectangular channel having top width of 4.5m and depth of 3m.
Discuss
Answer: (b).10.5m