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The following data were recorded in an oedometer test on a clay sample 100 mm in diameter and 30 mm high.
At the end of the test, the wet mass of the sample was 507.3 grams and, after oven-drying, its dry mass was 412.5 grams. The specific gravity was 2.65.
(a) Calculate the void ratio at the end of the test.
(b) Calculate the void ratio at the end of each loading step.
(c) Calculate the initial thickness of the soil sample from the initial void ratio and compare this with the initial thickness.
(d) Determine mv between σ'z = 50 kPa and σ'z = 150 kPa.
The refrigerator resembles a small ice chest and is claimed to cool nine canned drinks, 0.350-L each, from 25 to 3°C in 12 h
Using pie method, derive an expression for the velocity of a jet of viscous liquid issuing from an orice under static head if this velocity depends only on head, orice diameter
The combined weight of the wheelbarrow and its load is 500 lb with center of gravity at G. Compare the normal force at B under acceleration with that for static equilibrium in the position shown. Neglect the friction and mass of the wheel.
a horizontal curve on a single-lane highway has its PC at station 124 + 10 and its PI at station 131 + 40. The curve has a superelvation of 0.06 ft/ft and is designed for 70 mi/h. What is the station of the PT?
The longitudinal slope of the swale is to be 1.5% with side slopes of 5:1 (H:V). If the grassed swale has a Manning's n of 0.030 and a minimum infiltration rate of 200 mm/hr, determine the length of the swale required.
A beam with a 20 ft simple span has cross- section dimentions b= 12" d=12 in and h=25in . it carries a uniform service load of 2450 lb/ft in addition to its own weight. material strengths are f'c=4000psi and fy=60000psi .assume a weight od 150 pcf fo..
Three reservoirs - connected by a branching cast-iron pipe system. If the pipe lengths ar L1 = 3000ft, L2 = 2200, and L3 = 1600 ft the respective pipe diameters are 15,10, and 18in, and the surface water elevations of two of the three reservoirs are ..
A sailor is being rescued using a boatswain's chair that issuspended from a pulley that can roll freely on the support cableACB amd is pulled at a constant speed by cablle CD
Congress banned the production of the speedy dry cleaning company's dry cleaning fluid in 2000. Speedy is using a new cleaning fluid. The new dry cleaning fluid has one-sixth the volatility of the former dry cleaning fluid.
The ultimate normal strength of the wood is ?ult = 1800 psi and the ultimate shear strength of the wood is fault = 800 psi. The width of the specimen under tension is b = 1.7 in, and the specimen is 1.0 in thick.
Find the probability that in a sample of 100 bulbs, (a) 0 bulbs will be defective (b) 1 bulbs will be defective (c) 2 bulbs will be defective (d) 3 bulbs will be defective (e) 4 bulbs will be defective (f) 5 bulbs will be defective
Use MATLAB to determine how many days the price of stock A was above both the price of stock B and the price of stock C.
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