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 10 of 26

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Q91.
A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The efficiency of the lifting machine is

a.

50%

b.

40%

c.

55%

d.

30%.

Discuss
Answer: (b).40%
Q92.
A string of length 90 cm is fastened to two points A and B at the same level 60 cm apart. A ring weighing 120 g is slided on the string. A horizontal force P is applied to the ring such that it is in equilibrium vertically below B. The value of P is :

a.

40 g

b.

60 g

c.

80 g

d.

100 g.

Discuss
Answer: (c).80 g
Q93.
Ball A of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/s hits an identical stationary ball B on the table. If the impact is perfectly elastic, the velocity of the ball B just after impact would be

a.

zero

b.

5 m/sec

c.

10 m/sec

d.

none of these.

Discuss
Answer: (c).10 m/sec
Q94.
Equation of motion of a point in a straight line, is

a.

v = u + ft

b.

S = ut + 1/2ft²

c.

2fS = v² - u²

d.

all the above.

Discuss
Answer: (d).all the above.
Q95.
One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The tension in the string is

a.

17.5 kg

b.

19.5 kg

c.

22.5 kg

d.

25 kg.

Discuss
Answer: (c).22.5 kg
Q96.
The inherent property of a body which offers reluctance to change its state of rest or uniform motion, is

a.

weight

b.

mass

c.

interia

d.

momentum.

Discuss
Answer: (c).interia
Q97.
A body is said to move with Simple Harmonic Motion if its acceleration, is

a.

always directed away from the centre, the point of reference

b.

proportional to the square of the distance from the point of reference

c.

proportional to the distance from the point of reference and directed towards it

d.

inversely proportion to the distance from the point of reference

Discuss
Answer: (c).proportional to the distance from the point of reference and directed towards it
Q98.
One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The reaction between the sphere and the wall of the arrangement made is

a.

102.5 kg

b.

105.5 kg

c.

108.5 kg

d.

110 kg.

Discuss
Answer: (a).102.5 kg
Q99.
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 √l where l is length

d.

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

Discuss
Answer: (b).The time period is proportional to its length l
Q100.
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.
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