Applied Mechanics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Applied Mechanics, 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 Applied 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 Applied Mechanics mcq questions that explore various aspects of Applied Mechanics problems. Each MCQ is crafted to challenge your understanding of Applied Mechanics 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 Applied Mechanics 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 Applied 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 Applied Mechanics knowledge to the test? Let's get started with our carefully curated MCQs!

Applied Mechanics MCQs | Page 18 of 26

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Q171.
A heavy ladder resting on a floor and against a vertical wall may not be in equilibrium, if

a.

floor is smooth and the wall is rough

b.

floor is rough and the wall is smooth

c.

floor and wall both are smooth surfaces

d.

floor and wall both are rough surfaces.

Discuss
Answer: (c).floor and wall both are smooth surfaces
Q172.
In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is

a.

1.5

b.

5

c.

25

d.

314

Discuss
Answer: (d).314
Q173.
To double the period of oscillation of a simple pendulum

a.

the mass of its bob should be doubled

b.

the mass of its bob should be quadrupled

c.

its lenght should be quadrupled

d.

its length should be doubled.

Discuss
Answer: (c).its lenght should be quadrupled
Q174.
For a particle moving with a simple harrmonic motion, the frequency is

a.

directly proportional to periodic time

b.

inversely proportional to periodic time

c.

inversely proportional to its angular velocity

d.

directly proportional to its angular velocity

Discuss
Answer: (b).inversely proportional to periodic time
Q175.
A smooth cylinder lying on its convex surface remains

a.

in stable equilibrium

b.

in unstable equilibrium

c.

in neutral equilibrium

d.

out of equilibrium

Discuss
Answer: (b).in unstable equilibrium
Q176.
A weight W is suspended at the free end of a light member hinged to a vertical wall. If the angle of inclination of the member with the upper wall is ฮธ°, the force introduced in the member, is

a.

W sec ฮธ

b.

W cos ฮธ

c.

W sin ฮธ

d.

W cosec ฮธ

Discuss
Answer: (a).W sec ฮธ
Q177.
A satellite goes on moving along its orbit round the earth due to

a.

gravitational force

b.

centrifugal force

c.

centripital force

d.

none of these.

Discuss
Answer: (b).centrifugal force
Q178.
The phenomenon of collision of two elastic bodies takes place because bodies

a.

immediately after collision come momentarily to rest

b.

tend to compress each other till they are compressed maximum possible

c.

attempt to regain its original shape due to their elasticities

d.

all the above.

Discuss
Answer: (d).all the above.
Q179.
A retarding force on a body does not

a.

change the motion of the body

b.

retard the motion of the body

c.

introduce the motion of the body

d.

none of these.

Discuss
Answer: (b).retard the motion of the body
Q180.
The unit of force in C.G.S. system of units, is called

a.

dyne

b.

Newton

c.

kg

d.

all the above.

Discuss
Answer: (a).dyne
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