# total normal stresses of 110 and 40 kpa are applied to two planes at right angles in an element of soil. the shear stress acting on those palnes is 20 kpa. what must be the value of the pore pressure

33,844 results, page 54
1. ## Bio organic chemistry

Explain how to use the valence shell electron pair repulsion model to predict the bond angles and geometry about atoms of carbon, oxygen and nitrogen

asked by Christelle on January 26, 2019

When constructing inscribed polygons and parallel lines, how are the steps similar? a protractor is used to take measurements four right angles are created a compass is used to copy an angle **** there are no similarities I think its c, but it might be b.

asked by Anonymous on August 26, 2015
3. ## math

A builder is building a rectangular deck with dimensions of 16 ft by 30 ft. To ensure that the sides form 90 degree angles, what shouls each diagonal measure? I'm confused on how to answer this.

asked by tim on April 6, 2009
4. ## Programming

Design a program in pseudocode that calculates the amount of money a person would earn over a period of time if their salary is one penny the first day, and then doubles each day. The program should ask the user for the number of days. Display what the

asked by Ant on May 21, 2010
5. ## physics

a tank of ideal gas is sealed off at 20 degrees C and 1.00 atm pressure. What will be the pressure (in kPa and mmHg) in the tank if the gas temperature is decreased to -35degrees C ? the book answer is 82kPa = 6.2 x10^2 mmHg can you help me figure out how

asked by phyllis on March 6, 2010
6. ## Math

lines Points A and B are on the horizontal line on either side of the vertical line. Points E and F are on the vertical line on either side of the horizontal line. Another line runs diagonally through the center up to the left and down to the right. Points

asked by Anonymous on February 8, 2019
7. ## statistics

Suppose that a random variable, X, follows a Normal distribution. Specifically, X~N(10, 4). What is the value for the standard deviation

asked by Kat on September 13, 2012
8. ## statistics

if the mean is 250mg and the standard deviation is 75mg and 2% goes either right or left, what formula do i use to come out with a normal curve?

asked by gracie on July 15, 2012
9. ## calc

Find the normal equation to the curve LaTeX: xy\:+\:2x\:-\:y\:=\:0xy+2x−y=0 that are parallel to the line -4x - 2y = 10.

asked by Paige on October 11, 2018
10. ## chemistry

What are the advantages of a gas as a coolant? (instead of heavy/normal water) (in a fission reactor)

asked by william on March 8, 2008
11. ## science

How does coronary artery disease affect normal homeostasis of the cardiovascular system

asked by Gabby on July 17, 2014
12. ## college statistics

find the normal approximation for the binomial probability that x=5 where n=14 and p=0.3 compare this to the value of p(x=5) found in table 2

asked by melba on June 5, 2012
13. ## Statistics

x=3-0 . What percentage of the area under the normal curve lies to the left of ( 16.0% 15.80% 2.50% 0.50% having trouble with this my answer was 15.00% 0.15%

asked by Jack on June 20, 2010
14. ## PHYSICS

WHAT IS MAGNITUDE OF NORMAL FORCE IN FIGURE WITH V=+3M/S +10n INSIDE BOX IS 5KG

asked by SANDY on January 19, 2011
15. ## Statistics

What measurement forms normal distribution? Would it be the mean and variance? (avg. and standard deviation) Could you help me please

asked by Lexi on October 15, 2008
16. ## Anatomy

How does coronary artery disease affect the normal homeostasis of the cardiovascular system

asked by Gabby on July 18, 2014
17. ## statistics

With a normal distribution and a mu=40 and sd =4, how can I figure out what percent of the area lies to the right of a reported score of x=45?

asked by brenda on October 21, 2010
18. ## PHYSICS

WHAT IS MAGNITUDE OF NORMAL FORCE IN FIGURE WITH V=+3M/S +10n INSIDE BOX IS 5KG

asked by SANDY on January 19, 2011
19. ## Neon

What is the normal phase? Neon is a gas at room temp and pressure. yo mamma.

asked by Vicky on November 12, 2006
20. ## economics

give examples of normal and inferior goods---> what are the similarities and the differences between the 2 groups?

asked by scott on November 12, 2009
21. ## statistics

Suppose that a random variable, X, follows a Normal distribution. Specifically, X~N(10, 4). What is the value for the standard deviation

asked by Kat on September 13, 2012
22. ## Physics

A 68.5kg man is standing still on an elevator that isn't moving, what is the normal force on him?

asked by Mele on December 31, 2012
23. ## Physics

A 68.5kg man is standing still on an elevator that isn't moving, what is the normal force on him?

asked by Mele on December 31, 2012
24. ## statistics

which of the following percentiles corresponds to the area beneath the normal curve from a z score of -1.00 to +1.00 a.98% b.34% c.68% d.100%

asked by Sally on October 10, 2014
25. ## statistics

for a standard normal curve, find the z-score that separates the bottom 30% from the top 70%

asked by kay on November 5, 2008
26. ## statistics

1. What two aspects of data determine which measure of central tendency to use? 2. Why is it best to use the mean with a normal distribution ?

asked by pam on January 19, 2016
27. ## Statistics

Given a population with a normal distribution, a mean of 100, and a standard deviation of 1, what value has an area of .1234 to its right?

asked by Ed on December 9, 2010
28. ## psychology

Janice smokes while she is pregnant with her son. He is more likely to have: a. a normal IQ b. a lower IQ c. a higher IQ d. an IQ below 90 I choose B, is this right?

asked by bj on October 3, 2011
29. ## child profile

asked by Sally on July 17, 2008
30. ## Calculus Help!!!

Find an equation for the tangent and normal to the curve x^2+y^2=9 at x=1 Do you have to simplify the problem to get y on one side. or is your u=x^2 v=y^2 du=2x dv=2y if so then what next?

asked by Matt on October 7, 2007
31. ## Math

Given a standard normal distribution, determine the following. Show Table Values used in each part. a) P(Z1.32) c) P(Z< -1.32) d) P(-0.30

asked by Monica on October 30, 2011
32. ## statistics

A random sample of n=36 scores is selected from a population. Will this have a definite normal distribution?

asked by Leticia on March 17, 2011
33. ## calc

Find a normal vector for a line which is parallel to 5x-6y-15=0 plz explain in steps

asked by shark on June 8, 2011
34. ## math

Find two values defining tails of the normal distribution with an area of 0.05 each. Thank you so much for huge help:))

asked by Lucas on November 23, 2015
35. ## Physics

What is the normal force when a 40 kg person jumps and is accelerating at 3 m/s2 upward while in contact with the ground?

asked by Naren on November 28, 2017
36. ## misc

is 95 pounds normal, or above for a 16 year old..? just wondering [height: 5 ft] i don't need any links., just opinions :D

asked by Bella on February 22, 2009
37. ## Physics

What is the normal force when a 40 kg person jumps and is accelerating at 3 m/s2 upward while in contact with the ground?

asked by Naren on November 28, 2017
38. ## Math-Statistics

For a standard normal curve, find the z-score that separates the bottom 90% from the top 10%.

asked by jason on December 9, 2009
39. ## statistics

I am so lost, please help! Compare the measurements in the study with the standard normal distribution, what does this tell you about the data?

asked by Malaki on July 4, 2010
40. ## statistics

Find the number z that satisfies the proportion of the observations in a standard normal distribution less than z is 30%?

asked by Ashley on February 22, 2012
41. ## math vector

Find the Principal unit normal vector to the curve at the specified value of the parameter. r(t)=ti+t^(2)j+lntk, t=1

asked by jay on February 8, 2014
42. ## Calculus

Consider the parabola r(t)=, does the principal unit normal vector point in the + or - y-direction along the curve?

asked by Z32 on February 25, 2011
43. ## science/math

width of a normal sheet of paper is 8.5inches. Convert this length to kilometers

asked by natasha on November 17, 2012
44. ## chemistry

Calculate the normal freezing point of an aqueous solution containing 30% w/w ethylene glycol. Thanks

asked by el on October 26, 2011

Find the area under the standard normal distribution curve for the following z-values: a. Between z= 0 and z = 2.01 b. Between z = 0 and z = -0.32 c. To the left of z = -0.73 d. To the right of z = 0.32

asked by Luna on April 3, 2013
46. ## anatomy

How does coronary artery disease affect normal homeostasis of the cardiovascular system

asked by Gabby on July 16, 2014
47. ## english

contemporary:fashionable ::ancient : normal correct formal natural obsolute

asked by hhhhh on November 10, 2010
48. ## statistics

Let X be the average of a sample of 16 independent normal random variables with mean 0 and variance 1. Determine c such that P (X< c) = .5

asked by Anonymous on March 9, 2011
49. ## statistics

What is the probability that the value of a randomly selected variable from a normal distribution will be more than 3 standard deviations from its mean value?

asked by MrsAwhite on June 10, 2011
50. ## Statisitcs

How do I find the value of the mean, when I am only given the std dev of a normal distribution and a percentage of values greater than another value.

asked by A. on April 14, 2016
51. ## Physics

A sled weighing 60 N is pulled horizontally across snow so that the coefficient of kinetic friction between the sled and the snow is 0.100. A penguin weighing 70 N rides on the sled. If the coefficient of static friction between the penguin and the sled is

asked by Armando on December 6, 2006
52. ## math

Kenisha sells athletic shoes part-time at a department store. She can earn either \$500 per month plus a 4% commission on her total sales, or \$400 per month plus a 5% commission on total sales. Write a system of equations to represent the situation. What is

asked by Artie on February 18, 2008
53. ## Info Tech

Write a pascal program that will accept the names of all sales staff members and their total sales for the month. The algorithm must calculate the commission at 3% of their total sales amount. It should also display the name, total sales and commission of

asked by Cristhofer Lugo on February 5, 2017
54. ## Cost Accounting

For 2008, Southwest Industrial has a monthly overhead cost formula of \$42,900 + \$6 per direct labor hour. The firm's 2008 expected annual capacity is 156,000 direct labor hours, to be incurred evenly each month. Making one unit of the company's product

asked by Michelle on June 26, 2010
55. ## accounting

"Harris Company manufactures and sells a single product. A partically completed schedule of the company's total and per unit cost over the relevant range of 30,000 to 50,000 per units produced and sold are: United produced and Sold: 30,000 ; 40,000; 50,000

asked by denise on June 3, 2010
56. ## Chemsitry II

mole fraction is equal to partial pressure divided by the total pressure Total pressure= sum of partial pressure use PV=nRT where n= number of moles equation become PV/RT=n make sure to convert the temperature to Kelvin and to use 0.0821 for R. V=volume,

asked by Delli on May 10, 2007
57. ## Mechanics

The cylindrical bar in the figure has a total length L=1.2 m, a diameter d=15 mm, and is confined by fixed supports at the walls A and B. A concentrated axial load FC=30 kN is applied to the bar at point C as indicated in the figure, with LAC>LBC. The bar

asked by AMK on May 12, 2013
58. ## Math

A dress is on sale at 15%, off the regular price. If the sales price is \$110.50, what is the exact regular price? (a)\$ 275.00 (b)\$93.50 (c)\$94.00 (d)\$ 95.00 (e)\$ 130.00

asked by Robert G on September 18, 2011
59. ## Physics

The second harmonic of a guitar string has a frequency of 120 Hz. What is the length of the guitar string if the speed of the waves on the string is 110 m/s?

asked by anonymous on February 2, 2013
60. ## chemistry

i.Calculate the volume of carbon ivoxide given off at stp when 20gram of octane is burnt in excess air (c=12,1+=1 gmv of any gass is 22.4dm^3 at stp). ii. Deduce the formula of a hydrocarbon with general formula cnH2n-2 of its molar mass in 110.

asked by lawrence on September 5, 2016
61. ## math

A farmer has 110 metres of fencing to fence off a rectangular area. Part of one side is a wall of length 15m. Find the dimensions of the ﬁeld that give the maximum area. Answers: length and width = 31,25m Thank you so much for a huge help.

asked by Lucas on October 22, 2013
62. ## prob. & stat

suppose 240 nursing students took a certification test that is worth 140 points. the five number summary for the scores is shown here. about how many students had a score of 130 or less min. value=68, Q1=110, median=125, Q3=130, max-value=138

asked by sweet12 on March 31, 2015
63. ## Math

Suppose 360 nursing students took a certification test that is worth 140 points. The five-number summary for the scores is shown here. min. value = 68 Q1 = 110 median = 125 Q3 = 130 max. value = 138 About how many students had a score of 130 or less?

asked by Monkey55 on November 4, 2014
64. ## statistics

Wages and salaries make up only part of a total compensation. Other parts include paid leave, health insurance, and many others. In 2007, wages and salaries among manufacturers in the United States made up an average of 65.8% of total compensation. To

asked by june on July 20, 2014
65. ## pHYSICS

Packages dropped by planes in the olden days didn't have onboard guidance or propulsion systems such as are found today. The path of the package was determined by the initial veloctiy (of the person that dropped that the package) and the acceleration due

asked by McSmarty on September 20, 2007
66. ## physics

Challenger Deep in the Marianas Trench of the Pacific Ocean is the deepest known spot in the Earth's oceans, at 10.922 km below sea level. Taking density of seawater at atmospheric pressure (p0 = 101.3 kPa) to be 1024 kg/m3 and its bulk modulus to be B(p)

asked by Anonymous on April 16, 2011
67. ## science

While rearranging a dorm room, a student does 288 J of work in moving a desk 2.2 m. What was the magnitude of the applied horizontal force?

asked by vanessa on February 4, 2012
68. ## Physical Science

While rearranging a dorm room, a student does 310 J of work in moving a desk 1.5 m. What was the magnitude of the applied horizontal force?

asked by Anonymous on September 18, 2016
69. ## physics

brakes are applied in bringing in a 1200-kg car moving at 25 m/s to rest in 20.0 s. show that the amount of braking force is 1500n.

asked by jasmin on October 29, 2012
70. ## Physics

A car of mass is 100 kg applies break from 40 km per hours to 0 .it takes 12 seconds .what amount of force is applied for breaks?

asked by S.C.D on July 24, 2014

Read the case study concerning Joelle which is on page 25 of your text. Discuss the different ethical principles which can be applied in handling this situation. Which would you use and why?

asked by jay jay on August 6, 2008
72. ## physics

While rearranging a dorm room, a student does 307 J of work in moving a desk 1.1 m. What was the magnitude of the applied horizontal force?

asked by kim on September 17, 2016
73. ## Psyc

3. Rita, a sports psychologist, has applied for a huge grant to study factors that will produce more winners in the next international competition.

asked by karen on February 20, 2015
74. ## physics

brakes are applied in bringing in a 1200-kg car moving at 25 m/s to rest in 20.0 s. show that the amount of braking force is 1500n.

asked by jasmin on October 29, 2012
75. ## science

While rearranging a dorm room, a student does 287 J of work in moving a desk 2.5 m. What was the magnitude of the applied horizontal force?

asked by Kim on February 25, 2013
76. ## science

While rearranging a dorm room, a student does 292 J of work in moving a desk 3.7 m. What was the magnitude of the applied horizontal force?

asked by ashley on September 3, 2010
77. ## Physics

Forces of 10.6 N north, 20.8 N east, and 14.3 N south are simultaneously applied to a 3.76 kg mass as it rests on an air table. What is the magnitude of its acceleration?

asked by Jane on November 1, 2010
78. ## biomechanics

f a 20.8 N horizontal force must be applied to slide a 10.1 kg box along the floor at constant velocity what is the coefficient of sliding friction between the two surfaces?

asked by Anonymous on May 20, 2012
79. ## science

While rearranging a dorm room a student does 286 J of work to move a desk 1.3 m. What was the magnitude of the applied horizontal force?

asked by Valerie on February 21, 2013
80. ## science

While rearranging a dorm room, a student does 286 J of work in moving a desk 1.3 m. What was the magnitude of the applied horizontal force?

asked by Valerie on February 21, 2013
81. ## Physics

How much work is done pushing a wheel barrow full of cement 5.3m forward if a force of 500N is applied 20 degrees from the vertical?

asked by Ted on April 11, 2013
82. ## Science

Fertilizers and pesticides applied to farm fields in Pennsylvania have made their way down into the Chesapeake Bay in Maryland. This is an example of _________________ pollution.

asked by Peter on January 5, 2014
83. ## Science

While rearranging a dorm room, a student does 378 J of work in moving a desk 2.8 m. What was the magnitude of the applied horizontal force?

asked by KeKe on September 19, 2012
84. ## Physics

Forces of 10.6 N north, 20.8 N east, and 14.3 N south are simultaneously applied to a 3.76 kg mass as it rests on an air table. What is the magnitude of its acceleration?

asked by Jane on November 1, 2010
85. ## physics

The potential difference applied to an X-ray tube is 5 kV and the current through it is 3.2 mA. Then the number of electrons striking the target per second and speed at which they strike?

asked by sunil on April 7, 2011
86. ## Physics

Forces of 10.6 N north, 20.8 N east, and 14.3 N south are simultaneously applied to a 3.76 kg mass as it rests on an air table. What is the magnitude of its acceleration?

asked by Jane on November 1, 2010
87. ## physics

Two forces are applied to a car in an effort to move it, as shown in the following figure, where F1 = 416 N and F2 = 363 N. (Assume up and to the right as positive directions.)

asked by Anonymous on February 24, 2012
88. ## physics

calculate the horizontal force that must be applied to produce an acceleration of 1 g for 1 kg. puck on a horizantal frictiom-free air table.

asked by Anonymous on December 12, 2010
89. ## science

While rearranging a dorm room, a student does 292 J of work in moving a desk 3.7 m. What was the magnitude of the applied horizontal force?

asked by ashley on September 3, 2010
90. ## science

Fertilizers and pesticides applied to farm fields in Pennsylvania have made their way to Chesapeake Bay Maryland, this is an example of _____________ pollution.

asked by Anonymous on January 15, 2015
91. ## english

Factory-trained technicians respond to all our calls. "The service contract...on the whole...applied to upgrades. Need help rewriting malfunctions ect

asked by Jennie on January 11, 2017
92. ## Physics

While rearranging a dorm room, a student does 312 J of work in moving a desk 2.0 m. What was the magnitude of the applied horizontal force?

asked by yazi on February 13, 2015
93. ## Math Calc

Which of the following statements is/are true 1. If f'(c)=0 then f has a local maximum of minimum at x=c 2. If f is continuous on [a,b] and differentiable on (a,b) and f'(x)=0 on (a,b) then f is constant on [a,b] 3.The Mean Value theorem can be applied to

asked by Ke\$ha on January 5, 2017
94. ## Physics

Forces of 11.5 N north, 20.4 N east, and 15.7 N south are simultaneously applied to a 3.74 kg mass as it rests on an air table. What is the magnitude of its acceleration?

asked by Bala on October 31, 2010
95. ## physics

determine the energy stored in a 2m long wire of cross sectional area 0.5mm^2 kf the force of 50N is applied to it.

asked by jay on December 14, 2015
96. ## Physics

Forces of 11.5 N north, 20.4 N east, and 15.7 N south are simultaneously applied to a 3.74 kg mass as it rests on an air table. What is the magnitude of its acceleration?

asked by Bala on October 31, 2010
97. ## physics

a plank will break if a forces of 350 N is applied to its center.What is the largest weight it can support if it is titled to an angle of 35degrees?

asked by jazmyn on September 15, 2010
98. ## statistics

n New York State, savings banks are permitted to sell a form of life insurance (SBLI). The approval process consists of underwriting, which includes a review of the application, a medical information bureau check, possible requests for additional medical

asked by jay on February 9, 2009
99. ## Math-Statistice

In New York State, savings banks are permitted to sell a form of life insurance (SBLI). The approval process consists of underwriting, which includes a review of the application, a medical information bureau check, possible requests for additional medical

asked by jay on February 9, 2009
100. ## Physics

A worker applies a constant force of magnitude F = 339 N on a crate in a direction è = 26.1o above the horizontal as he pulls it across a level floor through a distance of s = 7.20 m. The mass of the crate is m = 53 kg and the coefficient of kinetic

asked by Sara H on December 18, 2012