Materials Strength MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Materials Strength, 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 Materials Strength 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 Materials Strength mcq questions that explore various aspects of Materials Strength problems. Each MCQ is crafted to challenge your understanding of Materials Strength 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 Materials Strength 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 Materials Strength. 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 Materials Strength knowledge to the test? Let's get started with our carefully curated MCQs!

Materials Strength MCQs | Page 3 of 24

Discover more Topics under Civil Engineering

Q21.
For a simply supported beam of length L, the bending moment M is described as M = a (x - x³/L²), 0 ≤ x < L; where a is a constant. The shear force will be zero at

a.

the supports

b.

x = L/2

c.

x = L/√3

d.

x = L/3

Discuss
Answer: (c).x = L/√3
Q22.
The deflection of any rectangular beam simply supported, is

a.

directly proportional to its weight

b.

inversely proportional to its width

c.

inversely proportional to the cube of its depth

d.

directly proportional to the cube of its length

Discuss
Answer: (c).inversely proportional to the cube of its depth
Q23.
If a rectangular beam measuring 10 x 18 x 400 cm carries a unformly distributed load such that the bending stress developed is 100 kg/cm². The intensity of the load per metre length, is

a.

240 kg

b.

250 kg

c.

260 kg

d.

270 kg

Discuss
Answer: (b).250 kg
Q24.
A uniform girder simply supported at its ends is subjected to a uniformly distributed load over its entire length and is propped at the centre so as to neutralise the deflection. The net B.M. at the centre will be

a.

WL

b.

WL/8

c.

WL/24

d.

WL/32

Discuss
Answer: (d).WL/32
Q25.
A beam of length L is pinned at both ends and is subjected to a concentrated bending couple of moment M at its centre. The maximum bending moment in the beam is

a.

M

b.

M/2

c.

M/3

d.

ML/2

Discuss
Answer: (a).M
Q26.
If two forces acting at a joint are not along the straight line, then for the equilibrium of the joint

a.

one of the forces must be zero

b.

each force must be zero

c.

forces must be equal and of the same sign

d.

forces must be equal in magnitude but opposite in sign.

Discuss
Answer: (b).each force must be zero
Q27.
If the shear force along a section of a beam is zero, the bending moment at the section is

a.

zero

b.

maximum

c.

minimum

d.

average of maximum-minimum

Discuss
Answer: (b).maximum
Q28.
When loads are applied proportionately to a frame structure containing its members in one plane, the structure is called

a.

grid frame

b.

plane frame

c.

space frame

d.

truss frame.

Discuss
Answer: (c).space frame
Q29.
The shear stress at any section of a shaft is maximum

a.

at the centre of the section

b.

at a distance r/2 from the centre

c.

at the top of the surface

d.

at a distance 3/4 r from the centre

Discuss
Answer: (c).at the top of the surface
Q30.
The region of the cross-section of a column in which compressive load may be applied without producing any tensile stress, is known as the core of the cross-section. In circular columns the radius of the core, is

a.

one-half of the radius

b.

one-third of the radius

c.

one-quarter of the radius

d.

one-fifth of the radius

Discuss
Answer: (c).one-quarter of the radius
Page 3 of 24