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 3 of 26

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Q21.
A body A of mass 6.6 kg which is lying on a horizontal platform 4.5 m from its edge is connected to the end of a light string whose other end is supporting a body of mass 3.2 kg as shown in below figure. If the friction between the platform and the body A is 1/3, the acceleration is

a.

0.5 m/sec²

b.

0.75 m/sec²

c.

1.00 m/sec²

d.

1.25 m/sec²

Discuss
Answer: (c).1.00 m/sec²
Q22.
A square hole is made in a circular lamina, the diagonal of the square is equal to the radius of the circle as shown in below figure the shift in the centre of gravity is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q23.
Time of flight of a projectile on a horizontal plane, is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q24.
The reaction RB of the roller support B of the beam shown in below figure is

a.

10.8 t

b.

10.6 t

c.

10.4 t

d.

10.2 t

Discuss
Answer: (a).10.8 t
Q25.
The c.g. of a thin hollow cone of height h, above its base lies on the axis, at a height of

a.

h/3

b.

h/4

c.

2h/3

d.

3h/4

Discuss
Answer: (c).2h/3
Q26.
Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is

a.

20 kg

b.

25 kg

c.

30 kg

d.

35 kg

Discuss
Answer: (b).25 kg
Q27.
The C.G. of a right circular cone lies on its axis of symmetry at a height of

a.

h/2

b.

h/3

c.

h/4

d.

h/5

Discuss
Answer: (c).h/4
Q28.
A uniform rod 9 m long weighing 40 kg is pivoted at a point 2 m from one end where a weight of 120 kg is suspended. The required force acting at the end in a direction perpendicular to rod to keep it equilibrium, at an inclination 60° with horizontal, is

a.

40 kg

b.

60 kg

c.

10 kg

d.

100 kg.

Discuss
Answer: (c).10 kg
Q29.
If a particle is projected inside a horizontal tunnel which is 554 cm high with a velocity of 60 m per sec, the angle of projection for maximum range, is

a.

8°

b.

9°

c.

10°

d.

11°

Discuss
Answer: (c).10°
Q30.
A cable loaded with 0.5 tonne per horizontal metre span is stretched between supports in the same horizontal line 400 m apart. If central dip is 20 m, the minimum tension in the cable, will be

a.

200 tonnes at the centre

b.

500 tonnes at the centre

c.

200 tonnes at the right support

d.

200 tonnes at the left support.

Discuss
Answer: (b).500 tonnes at the centre
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