Hydraulics and Fluid Mechanics MCQs

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

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Hydraulics and Fluid Mechanics. 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 Hydraulics and Fluid Mechanics knowledge to the test? Let's get started with our carefully curated MCQs!

Hydraulics and Fluid Mechanics MCQs | Page 28 of 39

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Q271.
According to Manning's formula, the discharge through an open channel is (where M = Manning's constant)
Discuss
Answer: (b).A x M x m^2/3 x i^1/2
Q272.
When the venturimeter is inclined, then for a given flow it will show __________ reading.
Discuss
Answer: (a).same
Q273.
The pressure of air __________ with the increase of height from the surface of the earth.
Discuss
Answer: (b).decreases
Q274.
The sheet of water flowing over a notch or a weir is known as
Discuss
Answer: (b).nappe or vein
Q275.
A body floating in a liquid is said to be not in equilibrium if its metacentre lies below its centre of gravity.
Discuss
Answer: (a).Agree
Q276.
A flow in which the quantity of liquid flowing per second is not constant, is called
Discuss
Answer: (d).unsteady flow
Q277.
In a sharp-crested weir, the thickness of the weir is kept less than half of the height of water above the crest of the weir.
Discuss
Answer: (a).True
Q278.
The most efficient section of a channel is
Discuss
Answer: (d).trapezoidal
Discuss
Answer: (a).Z + p/w + v²/2g = constant
Q280.
The ratio of the inertia force to the elastic force is called
Discuss
Answer: (d).Mach number