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 21 of 29

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Q201.
A spherical load 900 kg is rolled through 9.8 m across the deck of a ship weighing 10, 000 kg. If the metacentric height of the ship is 5 metres, the angle of heel, is

a.

10° 5'

b.

10° 10'

c.

10° 15'

d.

10° 20'

Discuss
Answer: (c).10° 15'
Q202.
Pick up the correct statement from the following :

a.

In incompressible flow the density of a fluid remains constant

b.

In compressible flow, the density of a fluid changes from point to point

c.

In uniform flow, the velocity of a fluid does not change with respect to length of flow direction

d.

All the above.

Discuss
Answer: (d).All the above.
Q203.
Pick up the incorrect statement from the following :

a.

In radial flow, fluid flows such that pressure and velocity at any point change with respect to its distance from the central axis

b.

In radial flow, velocity of flow is in a radial direction

c.

In radial flow, flow may take place radially inward to or outward from the centre

d.

In radial flow, flow is one dimensional with stream lines parallel.

Discuss
Answer: (d).In radial flow, flow is one dimensional with stream lines parallel.
Q204.
One metric slug is equal to

a.

1 kg wt

b.

9.81 kg wt

c.

9.81 kg mass

d.

0.98 kg wt.

Discuss
Answer: (c).9.81 kg mass
Q205.
Falling drops of water become spheres due to

a.

adhesion

b.

cohesion

c.

surface tension

d.

viscosity.

Discuss
Answer: (c).surface tension
Q206.
The most efficient channel section, is

a.

semi-circular

b.

rectangular

c.

triangular

d.

half hexagon in the form of trapezoid.

Discuss
Answer: (d).half hexagon in the form of trapezoid.
Q207.
With a clinging nappe of a weir, the excess discharge, is

a.

6% to 7%

b.

8% to 10%

c.

18% to 20%

d.

25% to 30%

Discuss
Answer: (d).25% to 30%
Q208.
For steady flow in open channels, which one of the following does not change :

a.

depth of flow

b.

velocity of flow

c.

rate of flow

d.

All of these.

Discuss
Answer: (d).All of these.
Q209.
Chezy's formula is used to determine

a.

head loss due to friction in pipe

b.

velocity of flow in pipe

c.

velocity of flow in open channels

d.

none of these.

Discuss
Answer: (c).velocity of flow in open channels
Q210.
The metacentric height of a body equals the distance between

a.

the centre of gravity and centre of buoyancy

b.

the metacentre and centre of gravity

c.

the centre of buoyancy and metacentre

d.

none of these.

Discuss
Answer: (b).the metacentre and centre of gravity
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