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 15 of 24

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Q141.
The ratio of the maximum deflection of a cantilever beam with an isolated load at its free end and with a uniformly distributed load over its entire length, is

a.

1

b.

24/15

c.

3/8

d.

8/3

Discuss
Answer: (d).8/3
Q142.
For a beam of uniform strength keeping its depth constant, the width will vary in proportion to

a.

bending moment (M)

b.

√M

c.

M²

d.

none of these.

Discuss
Answer: (a).bending moment (M)
Q143.
A shaft 9 m long is subjected to a torque 30 t-m at a point 3 m distant from either end. The reactive torque at the nearer end will be

a.

5 tonnes metre

b.

10 tonnes metre

c.

15 tonnes metre

d.

20 tonnes metre

Discuss
Answer: (d).20 tonnes metre
Q144.
The width b and depth d of a beam cut from a wooden cylindrical log of 100 cm diameter for maximum strength are :

a.

b = 57.73 cm d = 81.65 cm

b.

b = 81.65 cm d = 57.73 cm

c.

b = 50.00 cm d = 50.00 cm

d.

b = 40.00 cm d = 80.00 cm

Discuss
Answer: (a).b = 57.73 cm d = 81.65 cm
Q145.
If the stress produced by a prismatic bar is equal to the working stress, the area of the cross-section of the prismatic bar, becomes

a.

zero

b.

infinite

c.

maximum

d.

minimum.

Discuss
Answer: (b).infinite
Q146.
For keeping the stress wholly compressive the load may be applied on a circular column anywhere within a concentric circle of diameter

a.

d/2

b.

d/3

c.

d/4

d.

d/8

Discuss
Answer: (c).d/4
Q147.
A member is balanced at its end by two inclined members carrying equal forces. For equilibrium the angle between the inclined bars must be

a.

3°

b.

45°

c.

60°

d.

120°

Discuss
Answer: (d).120°
Q148.
To ascertain the maximum permissible eccentricity of loads on circular columns, the rule generally followed, is

a.

middle half rule of columns

b.

middle third rule of columns

c.

middle fourth rule of columns

d.

none of these.

Discuss
Answer: (c).middle fourth rule of columns
Q149.
If a steel rod of 20 mm diameter and 5 metres long elongates by 2.275 mm when subjected to an axial pull of 3000 kg, the stress developed, is

a.

9.5541 kg/cm²

b.

95.541 kg/cm²

c.

955.41 kg/cm²

d.

9554.1 kg/cm².

Discuss
Answer: (c).955.41 kg/cm²
Q150.
Shear force for a cantilever carrying a uniformly distributed load over its length, is

a.

triangle

b.

rectangle

c.

parabola

d.

cubic parabola.

Discuss
Answer: (b).rectangle
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