Hydraulics MCQs

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

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

Hydraulics MCQs | Page 28 of 29

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Q271.
For mountaneous regions having steep slope, wagons for carrying liquid are made with bottom

a.

parallel to the road surface

b.

parallel to the horizontal surface

c.

inclined upward while moving upwards

d.

inclined downward while moving downwards.

Discuss
Answer: (b).parallel to the horizontal surface
Q272.
The upper surface of the weir over which water flows, is known as

a.

vein

b.

nappe

c.

sill

d.

none of these.

Discuss
Answer: (c).sill
Q273.
The ratio of the inertia and viscous forces acting in any flow, ignoring other forces, is called

a.

Euler number

b.

Frode number

c.

Reynold number

d.

Weber number.

Discuss
Answer: (c).Reynold number
Q274.
Hydraulic radius is equal to

a.

area divided by the square of wetted perimeter

b.

area divided by wetted perimeter

c.

wetted perimeter divided by area

d.

square root of the area.

Discuss
Answer: (b).area divided by wetted perimeter
Q275.
The discharg formula Q = Cd √2gH x A is used for rectangular

a.

small orifices only

b.

large orifices only

c.

small and large orifices only

d.

for all types of orifices.

Discuss
Answer: (b).large orifices only
Q276.
The acceleration f required to accelerate a rectangular tank containing water horizontally so that the slope of its free surface is 45°, is

a.

g/2

b.

g

c.

2 g

d.

2.5 g

Discuss
Answer: (b).g
Q277.
For solving network problems of pipes, necessary condition is

a.

continuity equation

b.

energy equation

c.

Darcy-Weisbach equation

d.

all the above.

Discuss
Answer: (d).all the above.
Q278.
In a fluid flow a particle may posses

a.

elevation energy

b.

kinetic energy

c.

pressure energy

d.

all the above.

Discuss
Answer: (d).all the above.
Q279.
In two dimensional flow the components of velocity are given by u = ax; v = by. The stream lines will be

a.

circular

b.

parabolic

c.

hyperbolic

d.

elliptical.

Discuss
Answer: (c).hyperbolic
Q280.
For a most economical rectangular channel, the hydraulic mean depth, is equal to

a.

the depth of flow

b.

half the depth of flow

c.

one-third depth of flow

d.

None of these.

Discuss
Answer: (b).half the depth of flow
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