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 17 of 26

Discover more Topics under Civil Engineering

Q161.
The force acting on a point on the surface of a rigid body may be considered to act

a.

at the centre of gravity of the body

b.

on the periphery of the body

c.

on any point on the line of action of the force

d.

at any point on the surface normal to the line of action of the force.

Discuss
Answer: (c).on any point on the line of action of the force
Q162.
A satellite is said to move in a synchronous orbit if it moves at an altitude of 36, 000 km with a maximum velocity of about

a.

7000 km per hour

b.

8000 km per hour

c.

9000 km per hour

d.

11, 000 km per hour.

Discuss
Answer: (d).11, 000 km per hour.
Q163.
Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is

a.

350 m

b.

375 m

c.

400 m

d.

425 m.

Discuss
Answer: (d).425 m.
Q164.
A stone of mass 1 kg is tied to a string of length 1 m and whirled in a horizontal circle at a constant angular speed 5 rad/sec. The tension in the string is,

a.

5 N

b.

10 N

c.

15 N

d.

25 N

Discuss
Answer: (d).25 N
Q165.
The ratio of the moment of inertia of a rectangle about its centroidal axis to the moment of inertia about its base, is

a.

1/4

b.

1/2

c.

3/4

d.

2.

Discuss
Answer: (a).1/4
Q166.
The apparent weight of a man in a moving lift is less than his real weight when it is going down with

a.

uniform speed

b.

an acceleration

c.

linear momentum

d.

retardation.

Discuss
Answer: (b).an acceleration
Q167.
P is the force acting on a body whose mass is m and acceleration is f. The equation P - mf = 0, is known as

a.

equation of dynamics

b.

equation of dynamic equilibrium

c.

equation of statics

d.

none of these.

Discuss
Answer: (a).equation of dynamics
Q168.
Pick up the incorrect statement from the following :

a.

The C.G. of a circle is at its centre

b.

The C.G. of a triangle is at the intersecton of its medians

c.

The C.G. of a rectangle is at the intersection of its diagonals

d.

The C.G. of a semicircle is at a distance of r/2 from the centre

Discuss
Answer: (d).The C.G. of a semicircle is at a distance of r/2 from the centre
Q169.
A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be

a.

10 m/sec

b.

15 m/sec

c.

20 m/sec

d.

25 m/sec.

Discuss
Answer: (c).20 m/sec
Q170.
Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down

a.

rubber and lead balls undergo equal changes in momentum

b.

change in momentum suffered by lead ball is less that of rubber ball

c.

momentum of rubber ball is less than that of lead ball

d.

none of these.

Discuss
Answer: (d).none of these.
Page 17 of 26