FREE AND STUDY GAMES ABOUT TERMS - GEOHYDRO

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FREE AND STUDY GAMES ABOUT TERMS - GEOHYDRO

EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -27 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: A practice or procedure used to assess the particle size distribution (also called gradation) of a granular material. The size distribution is often of critical importance to the way the material performsbin use.

Answer:

Sieve Analysis Question 2: In accordance with the USCS, a soil grain having a size greater than No.200 sieve opening (0.0074mm) but less than that of a No. 4 sieve (4.75mm opening) is called:

Answer:

Sand

Question 3: Which of the following is not soil components?

Answer:

Gas Question 4: What is the largest grain size that may pass through n No.200 sieve?

Answer:

0.074mm

Question 5: The ratio between volume of water(Vw) and volume of voids(Vv)

Answer:

Degree of Saturation,S Question 6: The ratio between the weight of water(Ww) and the weight of solid(Ws) particles.

Answer:

Moisture content,w Question 7: Which component of rock or soil is independent of interparticle friction?

Answer:

Cohesion Question 8: According to USCS, what do you call a soil grain with grain size greater than 4.75mm but less than 75mm?

Answer:

Gravel Question 9: A flow in which the velocity of the fluid at a particular fixed point does not change with time.

Answer:

Steady flow

Question 10: Which of the following states the law of buoyancy?

Answer:

Archimedes Question 11: Which of the following is NOT a characteristic of a cohesionless soil.

Answer:

Practically impermeable Question 12: When the path lines of the individual particles of a flowing liquid are irregular curves and continually cross each other and form a complicated network, the flow is called:

Answer:

Turbulent

Question 13: The ratio between the volume of voids(Vv) and the volume of soil mass(Vs)

Answer:

Void ratio, e

Question 14: The following is not a characteristic of cohesive soil?

Answer:

Possess low shear strength Question 15: If the ground water table in a soil formation rises as a result of flooding, the

bearing capacity of the soil:

Answer:

Decreases Question 16: A flow in which the conditions (velocity, pressure and cross-secrion) may differ from point to point but do not change with time.

Answer:

Steady Question 17: When at any point, the number or particles passing every section of the stream are always equal, the flow is said to be ______

Answer:

Continuous Question 18: A pressure surge or wave caused when a fluid in motion is forced to stop or change direction suddenly (momentum change) is referred to in hydraulics as

Answer:

Water Hammer Question 19: A phenomenon in which the strength and stiffness of a soil is reduced by earthquake shaking or other rapid loading.

Answer:

Liquefaction

Question 20: The tendency of a liquids which makes them acquire the least surface area possible. It is responsible, for example, when an object or insects such as mosquitoes that is denser than water is able to float or run along the water surface.

Answer:

Surface tension Question 21: A granular soil deposit is considered medium dense if the blow count of a standard penetration test is between

Answer:

10 to 30 Question 22: The following does affect the settlement of a footing:

Answer:

Location of GWT, plasticity of the soil, depth of backfill Question 23: A pile of sand keeps from spreading out like a liquid because the weight of the sand keeps the grains stuck together in their current arrangements, mostly out of static friction.This weight and pressure is called.

Answer:

Effective Stress Question 24: The pressure exerted onto a liquid is transmitted equally and undiminished to all

portions of the liquid. This principle in the fluid mechanics is known as:

Answer:

Pascals Question 25: At what temperature (°C) at which liquid water has the highest density?

Answer:

4°C or 39.16°F Question 26: In any stream flowing steadily without friction the total energy contained is the

same at every point in its path of flow. This principle is attributed to:

Answer:

Bernoulli's