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 9 of 26

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Q81.
The centre of gravity of the trapezium as shown in below figure from the side is at a distance of

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q82.
The moment of inertia of the shaded portion of the area shown in below figure about the X-axis, is

a.

229.34 cmโด

b.

329.34 cmโด

c.

429.34 cmโด

d.

529.34 cmโด

Discuss
Answer: (c).429.34 cmโด
Q83.
The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is b and the vertical side is a, from its vertical face is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q84.
If a particle moves with a uniform angular velocity ฯ‰ radians/sec along the circumference of a circle of radius r, the equation for the velocity of the particle, is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q85.
If ฮฑ is the angular acceleration of a compound pendulum whose angular displacement is ฮธ, the frequency of the motion is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q86.
Two loads of 50 kg and 75 kg are hung at the ends of a rope passing over a smooth pulley shown in below figure. The tension in the string is :

a.

50 kg

b.

75 kg

c.

25 kg

d.

60 kg

Discuss
Answer: (d).60 kg
Q87.
Which one of the following laws is not applicable to a simple pendulum ?

a.

The time period does not depend on its magnitude

b.

The time period is proportional to its length l

c.

The time period is proportional to โˆšl where l is length

d.

The time period is inversely proportional to โˆšg where g is the acceleration due to gravity.

Discuss
Answer: (b).The time period is proportional to its length l
Q88.
Effect of a force on a body depends upon its

a.

direction

b.

magnitude

c.

position

d.

all the above.

Discuss
Answer: (d).all the above.
Q89.
For a body moving with simple harmonic motion, the number of cycles per second, is known as its

a.

oscillation

b.

amplitude

c.

periodic time

d.

frequency.

Discuss
Answer: (d).frequency.
Q90.
If the horizontal range is 2.5 times the greatest height, the angle of projection of the projectile, is

a.

57°

b.

58°

c.

59°

d.

60°.

Discuss
Answer: (b).58°
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