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 7 of 26

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Q61.
If the tension in a cable supporting a lift moving upwards is twice the tension when the lift is movng downwards, the acceleration of the lift, is

a.

g/2

b.

g/3

c.

g/4

d.

g/5

Discuss
Answer: (b).g/3
Q62.
One Newton force, is

a.

10³ dynes

b.

10โด dynes

c.

10โต dynes

d.

10โถ dynes

Discuss
Answer: (c).10โต dynes
Q63.
The masses of two balls are in the ratio of 2 : 1 and their respective velocities are in the ratio of 1 : 2 but in opposite direction before impact. If the coefficient of restitution is 1/2 , the velocities of separation of the balls will be equal to

a.

original velocity in the same direction

b.

half the original velocity in the same direction

c.

half the original velocity in the opposite direction

d.

original velocity in the opposite direction

Discuss
Answer: (d).original velocity in the opposite direction
Q64.
The angle which an inclined surface makes with the horiontal when a body placed on it is on the point of moving down, is called

a.

angle of repose

b.

angle of friction

c.

angle of inclination

d.

none of these.

Discuss
Answer: (a).angle of repose
Q65.
Work may be defined as

a.

force x distance

b.

force x velocity

c.

force x acceleration

d.

none of these.

Discuss
Answer: (a).force x distance
Q66.
The centre of gravity of a triangle is at the point where three

a.

medians of the triangle meet

b.

perpendicular bisectors of the sides of the triangle meet

c.

bisectors of the angle of the triangle meet

d.

none of these.

Discuss
Answer: (a).medians of the triangle meet
Q67.
A weight of 100 kg is supported by a string whose ends are attached to pegs A and B at the same level shown in below figure. The tension in the string is

a.

50 kg

b.

75 kg

c.

100 kg

d.

120 kg

Discuss
Answer: (c).100 kg
Q68.
The reaction at the support B of the beam shown in below figure is

a.

1.6 t

b.

9.6 t

c.

8.5 t

d.

0.5 t

Discuss
Answer: (c).8.5 t
Q69.
If the velocity of projection is 4 m/sec and the angle of projection is ฮฑ°, the maximum height of the projectile from a horizontal plane, is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q70.
A body of weight w placed on an inclined plane is acted upon by a force P parallel to the plane which causes the body just to move up the plane. If the angle of inclination of the plane is ฮธ and angle of friction is ฯ†, the minimum value of P, is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
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