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 1 of 39

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Q1.
One litre of water occupies a volume of
Discuss
Answer: (d).1000 cm³
Q2.
The value of bulk modulus of a fluid is required to determine
Discuss
Answer: (c).Mach number
Discuss
Answer: (b).the pressure below the nappe is negative
Discuss
Answer: (b).takes place in straight line
Discuss
Answer: (a).ratio of absolute viscosity to the density of the liquid
Q6.
The body will sink down if the force of buoyancy is __________ the weight of the liquid displaced.
Discuss
Answer: (b).less than
Q7.
If a body floating in a liquid returns back to its original position, when given a small angular displacement, the body is said to be in
Discuss
Answer: (b).stable equilibrium
Q8.
The pressure measured with the help of a piezometer tube is in
Discuss
Answer: (c).head of liquid
Q9.
The power transmitted through a pipe is (where w = Specific weight in N/m³, and Q = Discharge in m³/s)
Discuss
Answer: (c).w x Q (H - hf)
Q10.
In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta.
Discuss
Answer: (a).less than