Question

For a soil sample, the wet unit weight is 120 lb/ft3, and the moisture content is...

For a soil sample, the wet unit weight is 120 lb/ft3, and the moisture content is 20%. What is the dry unit weight of this soil sample?

answer choices

120 lb/ft3

110 lb/ft3

105 lb/ft3

100 lb/ft3

0 0
Add a comment Improve this question Transcribed image text
Answer #1

The answer for the question is 100 lb/ft3. Please refer to the image attached for detailed solution.

Given; Wet Unit Weight (Y) = 120l6/4² (or partially saturated) Water ( Moisture content - 20% -> (W) = 0.2 Dry thuit Weight o

Add a comment
Know the answer?
Add Answer to:
For a soil sample, the wet unit weight is 120 lb/ft3, and the moisture content is...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • 3. The unit weight of a soil is 96 lb/ft3. The moisture content if this soil...

    3. The unit weight of a soil is 96 lb/ft3. The moisture content if this soil is 17% when the degree of saturation is 60%. Determine:             a. Void ratio             b. Specific gravity of solids             c. Saturated unit weight.

  • A soil has a bulk (total) unit weight of γ = 120 lb/ft3 and water content...

    A soil has a bulk (total) unit weight of γ = 120 lb/ft3 and water content w = 18%. Take Gs = 2.67. Fill in a completed phase diagram for this soil. Then, calculate: a) void ratio, e; b) porosity, n ; c) degree of saturation, Sr; d) saturated unit weight, γsat (in lb/ft3).

  • 4. For the following laboratory data, calculate the weight of moist soil, moist unit weight, moisture...

    4. For the following laboratory data, calculate the weight of moist soil, moist unit weight, moisture content and dry unit weight (fill in the blanks). (10) Test Volume of Mold, cubic feet Weight of mold, lbs Weight of Mold + Wet Soil, lb. Weight of Moist Soil, lb. Moist Unit Weight, lb/cubic foot Weight of Moisture Can, g Weight of Can + Wet Soil, g Weight of Can+Dry Soil, g Moisture Content, % Dry Unit Weight, lb/cubic foot | 0.0333...

  • Problem 1(25%): The moist weight of 0.2 f of a soil is 23 Ib. The moisture...

    Problem 1(25%): The moist weight of 0.2 f of a soil is 23 Ib. The moisture content and the specific gravity of the soil solids are determined in the labortory to be 1 1 % and 2.7, respectively. Calculate the following: a. Moist unit weight (Ib/ft3) b. Dry unit weight (lb/f3) c. Void ratio d. Porosity e. Degree ofsaturation (%) 5 f. Volume occupied by water (ft3)

  • B. The moist weight of 0.028 m3 of a soil is 52 kg. The moisture content...

    B. The moist weight of 0.028 m3 of a soil is 52 kg. The moisture content and the specific gravity of the soil solids are determined in the laboratory to be 11% and 2.7 , respectively. Calculate the following: Moist unit weight (kg/m3) i. Dry unit weight (kg/m3) ii. Void ratio d. Porosity iii. iv. Degree of saturation (%) Volume occupied by water (m3) v. ngle C. For the soil sample in A (above) represent the following on a soil...

  • standard Proctor compaction test conducted on a clay sample gave the following results Weight of wet soil in the mould...

    standard Proctor compaction test conducted on a clay sample gave the following results Weight of wet soil in the mould (g) | 1765 1860 1924 1947 1928 1906 Moisture content (%) 13.1 14.9 16.8 18.9 21.1 23.2 If the volume of the sample mould is 944 cm3, Determine the maximum dry density and optimum moisture content of the clay Draw on the same graph 5% voids ratio line. Sketch the dry density-moisture content curve you expect from modified Proctor compaction...

  • The moisture content of an undisturbed sample of clay belonging to a volcanic region is 265%...

    The moisture content of an undisturbed sample of clay belonging to a volcanic region is 265% under 100% saturation. The specific gravity of the solids is 2.5. The dry unit weight is 21 lb/ft'. Determine (i) the saturated unit weight, (ii) the submerged unit weight, and (iii) void ratio.

  • From Geotechnical Engineering class Soil sample A and sample B each weigh 1 kN. Sample A...

    From Geotechnical Engineering class Soil sample A and sample B each weigh 1 kN. Sample A is 100% saturated and sample B is 50% saturated. Is it possible for sample B to have more water than sample A? Explain. 2. 3. For a given soil, the following parameters are known: void ratio 0.68, specific gravity 2.75, moisture content-15%. Determine dry unit weight moist unit weight (total unit weight) water content at S=100% saturated unit weight (total unit weight when S=100%)...

  • Wet leather enters a continuous drier at 45% moisture (wet) and leaves at a rate of...

    Wet leather enters a continuous drier at 45% moisture (wet) and leaves at a rate of 200 lbs/h with a moisture content of 25% moisture (dry). Air at 140°F and 10% RH enters the drier, and leaves the drier at 120°F and 40% RH. Assume atmospheric pressure on both inlet and outlet. Vapor pressures of water at 120°F and 140°C are 87.55 mm Hg and 149.44 mm Hg, respectively. a.) Calculate the rate (lbs/h) at which water is removed from...

  • Question 1 (20 points) A standard Proctor test was performed on a soil which has a...

    Question 1 (20 points) A standard Proctor test was performed on a soil which has a Gs = 2.70. The moisture content and total density results are shown in the table below. Moisture Content 16% Wet unit weight (KN/m3) 19.1 18% 20.3 20% 20.7 22% 20.0 24% 18.2 a. Calculate the dry unit weight for each sample and type your answers in the first 5 answer boxes below (3 sigs, in KN/m3). b. Calculate the dry unit weight at zero...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT