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 37 of 39

Q361.
The depth of centre of pressure lor an immersed surface inclined at an angle θ with the liquid surface lies at a distance equal to __________ the centre of gravity.
Discuss
Answer: (c).below
Q362.
The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid)
Discuss
Answer: (c).wH2/2
Q363.
Froude's number is the ratio of inertia force to
Discuss
Answer: (c).gravity force
Q364.
According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed)
Discuss
Answer: (c).AC m x i
Discuss
Answer: (a).maximum at the centre and minimum near the walls
Discuss
Answer: (c).directly proportional to (density)1/2 of fluid
Q367.
A flow in which each liquid particle has a definite path, and the paths of individual particles do not cross each other, is called
Discuss
Answer: (c).streamline flow
Discuss
Answer: (a).coincides with its centre of gravity
Q369.
One cubic metre of water weighs
Discuss
Answer: (d).1000 litres
Q370.
Surface tension force is the product of surface tension per unit length and cross-sectional area of flow.
Discuss
Answer: (b).Incorrect