## Answers

*. The soil is Soil A- Ground surface homogeneous Im = h, i poorly goaded sand.

IGWT *Y = 18 kN/m3 3 on=h₂ * O'= 30° *. Unit weight of water LOKN/m3 uppen 4m soil shares some property. a) The coefficient of Lateral earth pressure at rest le Ko = 1- Sin' = 1 - Sin 30º = 0.5 le vw = *. The *. The initial Vertical stress at 'À ) # Total vertical stress., OVCA) = Yson* (hithe) => Ovlas' = 18 (1+3) K => lo vea) = 72 Ky ng #Effective vertical stress, OveA) = OVCA) – Yws ha » Ovens = 172 - 1043) KN 412 => »lovia = 42 KN m2 *.

The initial Lateral stresses at 'A', 1 #Effective Latenat stress, CCA) = kx Ovca) OTA = (0.5% 4 2 ) ko as = 21 km Cscanned with CamScanner

# Total Lateral stress, on cas = oncas + Ywha Oncas = (21 +10X3 ) kn => "nas= 51 king KN m2 more as (b) At the soil element 'A', if the increase in lateral effective stress is 20% of the increase in Vertical effective stress, the soil element will failure. As vertical (42+r) Stress increases (21+ 0.2%)KN Compare to Lateral stress. Hence the soil is in Active Condition Istress Condition at failure Coefficien, ka |- Sinop' 21+ 0.2% 42 tu Ka=1-sin 30° 1 + Sin 30° r = 52.5 KN 4 m2 50, Active earth pressure = > § = 21+0.24 It sino -IM m2 Hence, maximum increase in Vertical stress (effective) at soil element 'A' is 52.5 kN/m2 . C) Using effective stress, * Stress Condition inic initially 142 kN/m2 * Stress Condition at failure. 42+52.5 = 94.5 KN mz 21 KN m2 21 +0.2 x 52.5 = 31.5 KN csscanned with CamScanner

We were unable to transcribe this image

.
#### Similar Solved Questions

1 answer

##### Backgrouund: Material Safety Data Sheets have been prepared for each commercially available chemical compound. There are...

Backgrouund: Material Safety Data Sheets have been prepared for each commercially available chemical compound. There are several sources for MSDS information. In our lab we have hard copies in yellow MSDS binders. We also have the Aldrich Chemical Catalog, the CRC Handbook of Chemistry and Physics, ...

1 answer

##### Assume the IF amplifier in Figure 5-44 has an IF transformer with a primary 26 inductance...

Assume the IF amplifier in Figure 5-44 has an IF transformer with a primary 26 inductance of 180 uH. Internally, there is a 680 pF capacitor connected in paralled with the primary (a) Find the resonant frequency (b) Assume the reactance of the resonant circuit at this frequency is 40.7 kQ Find A +Vc...

1 answer

##### What capacitor in series with a 100 Ohm resistor and a 20.0 mH inductor will give...

What capacitor in series with a 100 Ohm resistor and a 20.0 mH inductor will give a resonance frequency of 800 Hz? A series RLC circuit consists of a 99.0 Ohm resistor, a 0.130 H inductor, and a 20.0 muF capacitor. It is attached to a 120 V/60 Hz power line. What is the peak current I? The tuning ci...

1 answer

##### Using IUPAC nomenclature, name the following heterocyclic compounds. N - N CH3 o loximidazole -2 merry...

Using IUPAC nomenclature, name the following heterocyclic compounds. N - N CH3 o loximidazole -2 merry 1.544,3 OMOCI 4-methylpyrimidine N CH3 2-ethyl-4,7-dihydro-1, 3, 5 oxaharrpite 2. Name the following bicyclic compounds. CH3 dimewnol 44 bicoronae -CH3 bicyco neptare CH3 1,4 octare spiro decane 3....

1 answer

##### Product X is a consumer product with a retail price of $9.95. Retailer's margins on the...

Product X is a consumer product with a retail price of $9.95. Retailer's margins on the product are 40% and wholesaler's margins are 8% (based on the selling price). The size of the market is $300,000,000 annually (based on retail sales); product X' share (in dollars) of this market is 1...

1 answer

##### Context: Piedmont is interested in the success of its students and wants to know what the...

Context: Piedmont is interested in the success of its students and wants to know what the high achievers have in common. The administration believes that those who study more and who had high GPAs in high school are more likely to be successful. Likewise, they want to rule out any differences in suc...

1 answer

##### 22. The sample space of equally likely outcomes for the experiment of rolling two fair dice...

22. The sample space of equally likely outcomes for the experiment of rolling two fair dice is 11 12 13 14 15 16 21 22 23 24 25 26 31 32 33 34 35 36 41 42 43 44 45 46 51 52 53 54 55 56 61 62 63 64 65 66 Identify the events N: the sum is at least nine. T: at least one of the dice is a two, and Fat le...

1 answer

##### Consider the follow ArrayLis in Javat: ArrayList centennials = new ArrayList<>(); centennials.add(LocalDate.of(1776, Month.JULY, 4)); centennials.add(LocalDate.of(1876, Month.JULY,...

Consider the follow ArrayLis in Javat: ArrayList centennials = new ArrayList<>(); centennials.add(LocalDate.of(1776, Month.JULY, 4)); centennials.add(LocalDate.of(1876, Month.JULY, 4)); centennials.add(LocalDate.of(1900, Month.JULY, 4)); centennials.add(LocalDate.of(1976, Month.JULY, 4)); cent...

1 answer

##### Suppose you own stock in a company. The current price per share is $25. Another company...

Suppose you own stock in a company. The current price per share is $25. Another company has just announced that it wants to buy your company and will pay $35 per share to acquire all of the outstanding stock. Your company's management immediately begins fighting off this hostile bid. Is manageme...

1 answer

##### C. Compute the average collection period in days. Problems: Set A H Prepare journal entries related...

c. Compute the average collection period in days. Problems: Set A H Prepare journal entries related to bad debt cipele E NR.0 1, 2, 4) At December 31, 2019. House Co. reported the following information on its balance Sheet Accounts receivable S960,000 Less: Allowance for doubtful accounts 80.000 Dur...

1 answer

##### The equilibrium concentration of hydroxide ion in a saturated aluminum hydroxide solution is _______M. The KSP...

The equilibrium concentration of hydroxide ion in a saturated aluminum hydroxide solution is _______M. The KSP of aluminum hydroxide is 1.9 × 10-33. That is all the information given to me....

1 answer

##### Classwork: Ch. 6 Thermodynamics 1. A sample of nitrogen expands in volume from 1.6 L to...

Classwork: Ch. 6 Thermodynamics 1. A sample of nitrogen expands in volume from 1.6 L to 5.4 L at constant temperature. What is the work in joules if the gas expands (a) against a vacuum and (b) against a constant pressure of 3.7 atm? 2. How much heat is evolved (given off) when 266 g of white phosph...

1 answer

##### 2. The interaction between neutral atoms can be approximated with the Lennard- Jones potential U(r)-4e where...

2. The interaction between neutral atoms can be approximated with the Lennard- Jones potential U(r)-4e where r is the interatomic distance, and E and σ are constants. a) If U is measured in Joules and r is measured in nanometers (nm), what are the units of є and σ. b) What is the i...

1 answer

##### The amount of time an investment banker devotes to his/her job per week is normally distributed...

The amount of time an investment banker devotes to his/her job per week is normally distributed with a mean of 70 hours and a standard deviation of 6 hours. Find the probability that the mean amount of work per week for 9 randomly selected investment bankers is more than 72 hours. (Find the nearest ...

2 answers

##### Question 15 When dragons on planet Pern lay eggs, the eggs are either green or yellow....

Question 15 When dragons on planet Pern lay eggs, the eggs are either green or yellow. The biologists have observed over the years that 39% of the eggs are yellow, and the rest green. Next spring the lead scientist has permission to randomly select 56 of the dragon eggs to incubate. Consider all the...

5 answers

##### I have to read this and answer these questions for homeowrk-I'm not sure if I did this correctly

I have to read this and answer these questions for homeowrk-I'm not sure if I did this correctly. Could you please check-I put the reading and then questions and my answers under it-thank uyou for checking-I'm really not sure about my answers-I'm a little confused on some of them A mi ...