Principles of Geotechnical
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Geotechnical Engineering 10th Edition by Das _ Accredited Test Bank Questions & Answers 1 Principles of Geotechnical Engineering 10th Edition by Das _ Accredited Test Bank Questions & Answers.pdf
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Principles of Geotechnical Engineering,
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Table of Contents are Given Below
Here is the list of chapters from "Principles of Geotechnical Engineering," 10th Edition by Braja M. Das:
This comprehensive structure covers various aspects of geotechnical engineering, providing a solid foundation
for understanding soil mechanics and engineering procedures.
For more detailed information, you can visit the publisher's website.
Part 1: Geotechnical Engineering—A Historical Perspective (Questions 1–25)
1. Which of the following individuals is widely considered the “father” of modern soil mechanics?
A. Charles-Augustin de Coulomb
B. Karl Terzaghi
C. Henri Darcy
D. Arthur Casagrande
Answer: B
Explanation: Karl Terzaghi’s pioneering work in soil mechanics and foundation engineering earned him
the title “father of modern soil mechanics.”
2. Which ancient civilization is credited with one of the earliest uses of geotechnical principles in
constructing canals and flood control systems?
A. Romans
B. Greeks
C. Egyptians
D. Babylonians
Answer: D
Explanation: The Babylonians constructed extensive canal systems for irrigation and flood control,
demonstrating early understanding of soil and foundation behavior.
3. Coulomb’s contribution to geotechnical engineering is most notably related to:
A. Effective stress principle
B. Consolidation theory
C. Shear strength of soils
D. Liquefaction phenomenon
Answer: C
Explanation: Charles-Augustin de Coulomb’s work on shear strength and earth pressure theory laid
important groundwork for soil mechanics.
4. Karl Terzaghi’s concept of effective stress states that:
A. Soil particles are weightless in water
B. The total stress equals the sum of pore-water pressure and effective stress
C. Soil friction angle remains constant in all water conditions
D. Water does not affect soil shear strength
Answer: B
PAGE 1
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Explanation: Terzaghi’s effective stress principle explains how total stress in a saturated soil is
distributed between pore-water pressure and the intergranular contact stress (effective stress).
5. Which of the following major infrastructure failures helped catalyze the modern field of soil
mechanics?
A. The Leaning Tower of Pisa
B. The collapse of the Tacoma Narrows Bridge
C. The failure of the St. Francis Dam
D. The failure of the Teton Dam
Answer: A
Explanation: The Leaning Tower of Pisa (started in 1173) highlighted differential settlement issues in
foundation engineering, prompting future investigations into soil-bearing capacity.
6. Which engineer introduced the concept of the hydraulic gradient for water flow in soils?
A. Joseph Valentin Boussinesq
B. Henri Darcy
C. G.G. Stokes
D. Atterberg
Answer: B
Explanation: Henri Darcy introduced Darcy’s Law, which is fundamental to understanding water flow
through porous media.
7. What was the primary focus of Arthur Casagrande’s research in soil mechanics?
A. Consolidation and settlement
B. Effective stress principle
C. Atterberg limits and soil classification
D. Pile foundation design
Answer: C
Explanation: Arthur Casagrande refined Atterberg’s plasticity limit tests and soil classification methods.
8. In the 18th and 19th centuries, much of the knowledge of soil behavior was derived from:
A. Rigorous laboratory testing
B. Numerical modeling
C. Empirical observations and field experiences
D. Government regulations
Answer: C
Explanation: Before modern soil mechanics theory, engineers relied heavily on practical observations
from trial-and-error construction practices.
9. Which statement best describes early geotechnical engineering approaches?
A. Purely theoretical analyses
B. Reliance on standardized laboratory methods
C. Heavy use of digital simulations
D. Empirical design rules based on observed failures and successes
Answer: D
Explanation: Early geotechnical methods were primarily empirical, based on observed successes and
failures in the field.
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