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 31 of 39

Q301.
A fluid whose viscosity changes with the rate of deformation or shear strain is known as non-newtonian fluid.
Discuss
Answer: (a).True
Q302.
The specific gravity of an oil whose specific weight is 7.85 kN/m³, is
Discuss
Answer: (a).0.8
Q303.
The body will float if the force of buoyancy is __________ the weight of the liquid displaced.
Discuss
Answer: (c).more than
Q304.
According to Darcy's formula, the loss of head due to friction in the pipe is (where f = Darcy's coefficient, l = Length of pipe, v = Velocity of liquid in pipe, and d = Diameter of pipe)
Discuss
Answer: (d).4flv²/2gd
Q305.
The ratio of specific weight of a liquid to the specific weight of pure water at a standard temperature is called
Discuss
Answer: (b).specific gravity of liquid
Q306.
The velocity of liquid flowing through an orifice varies with the available head of the liquid.
Discuss
Answer: (a).Agree
Q307.
The specific gravity of water is taken as
Discuss
Answer: (d).1
Discuss
Answer: (a).velocity of flow at the required point in a pipe
Discuss
Answer: (a).pressure head + kinetic head + potential head
Q310.
An internal mouthpiece is said to be running __________ if the length of the mouthpiece is more than three times the diameter of the orifice.
Discuss
Answer: (c).full