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 29 of 39

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Q281.
An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called
Discuss
Answer: (b).notch
Q282.
The total pressure on the top of a closed cylindrical vessel of radius (r) completely filled up with liquid of specific weight (w) and rotating at (ฯ‰) rad/s about its vertical axis, is
Discuss
Answer: (a).ฯ€ w ฯ‰² r²/4g
Q283.
The theoretical velocity of jet at vena contracta is (where H = Head of water at vena contracta)
Discuss
Answer: (d).2gH
Q284.
According to Newton's law of viscosity, the shear stress on a layer of a fluid is __________ to the rate of shear strain.
Discuss
Answer: (b).directly proportional
Q285.
The force per unit length is the unit of
Discuss
Answer: (a).surface tension
Q286.
The shear stress-strain graph for a non-newtonian fluid is a curve.
Discuss
Answer: (a).Correct
Q287.
The intensity of pressure at any point, in a liquid, is __________ to the depth of liquid from the surface.
Discuss
Answer: (b).directly proportional
Q288.
The coefficient of venturifiume, generally, lies between
Discuss
Answer: (d).0.95 to 1.0
Discuss
Answer: (c).measure the discharge of liquid flowing in a pipe
Discuss
Answer: (c).Mach number is between 1and 6