Elements of Elasticity and Stress Distribution MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Elements of Elasticity and Stress Distribution, a fundamental topic in the field of Geotechnical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Elements of Elasticity and Stress Distribution 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 Elements of Elasticity and Stress Distribution mcq questions that explore various aspects of Elements of Elasticity and Stress Distribution problems. Each MCQ is crafted to challenge your understanding of Elements of Elasticity and Stress Distribution principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Geotechnical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Elements of Elasticity and Stress Distribution MCQs are your pathway to success in mastering this essential Geotechnical Engineering topic.

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Elements of Elasticity and Stress Distribution MCQs | Page 11 of 19

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Q101.
For maximum vertical stress, the shear stress is _________ if the load is 30 kN and r=4m.

a.

0.4356 kN/m²

b.

0.1359 kN/m²

c.

0.1518 kN/m²

d.

0.3625 kN/m²

Discuss
Answer: (b).0.1359 kN/m²
Q102.
The normal stress component acting at the centre, in the given diagram, will be _________ to the face (B D D1 B1).

a.

increased to \((ฯƒ_y+\frac{โˆ‚ฯƒ_y}{โˆ‚y}\frac{dy}{2}) \)

b.

decreased to \((ฯƒ_y-\frac{โˆ‚ฯƒ_y}{โˆ‚y}\frac{dy}{2}) \)

c.

equal to ฯƒy

d.

equal to ฯƒz

Discuss
Answer: (a).increased to \((ฯƒ_y+\frac{โˆ‚ฯƒ_y}{โˆ‚y}\frac{dy}{2}) \)
Q103.
The normal stress component acting at the centre, in the given diagram, will be _________ to the face (A C C1 A1).

a.

increased to \((ฯƒ_y+\frac{โˆ‚ฯƒ_y}{โˆ‚y}\frac{dy}{2}) \)

b.

decreased to \((ฯƒ_y-\frac{โˆ‚ฯƒ_y}{โˆ‚y}\frac{dy}{2}) \)

c.

equal to ฯƒy

d.

equal to ฯƒz

Discuss
Answer: (b).decreased to \((ฯƒ_y-\frac{โˆ‚ฯƒ_y}{โˆ‚y}\frac{dy}{2}) \)
Q104.
The boundary condition equation for Xฬ…, where Xฬ… is the component of the surface force in x-direction per unit area is ___________

a.

a

b.

b

c.

c

d.

d

Discuss
Answer: (c).c
Q105.
The boundary condition equation for Yฬ…, where Yฬ… is the component of the surface force in y-direction per unit area is ___________

a.

a

b.

b

c.

c

d.

d

Discuss
Answer: (a).a
Q106.
The boundary condition equation for Zฬ…, where Zฬ… is the component of the surface force in z-direction per unit area is ___________

a.

a

b.

b

c.

c

d.

d

Discuss
Answer: (b).b
Q107.
What will be the intensity of shear stress at a depth of 4m and at a radial distance of 1m from concentrated load of 20 kN?

a.

0.4356 kN/m²

b.

0.244 kN/m²

c.

0.652 kN/m²

d.

0.128 kN/m²

Discuss
Answer: (d).0.128 kN/m²
Q108.
If r/z ratio is 2 and load of 20 kN is acting at a point, then the vertical pressure at a depth 6m is ____________

a.

0.4356 kN/m²

b.

0.244 kN/m²

c.

0.1518 kN/m²

d.

4.72*10¯³ kN/m²

Discuss
Answer: (d).4.72*10¯³ kN/m²
Q109.
The Boussinesq influence factor for r/z ratio equal to 1 is given by ____________

a.

0.3840

b.

0.5465

c.

0.0844

d.

0.2312

Discuss
Answer: (c).0.0844
Q110.
When the maximum vertical stress is 0.235 kN/m² at a radial distance of 4m from the point load is __________ kN.

a.

42.34

b.

10.56

c.

20.76

d.

30.65

Discuss
Answer: (a).42.34
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