1. Science

    When a wire of 5m and radius 0.5mm is stretched by a load of 49N, the Elongation produced in the wire is 0.1cm.find the energy stored per unit volume of the wire.

    asked by Science on June 14, 2018
  2. Algebra 2

    The pH of a liquid is a measure of how acidic or basic it is. The concentration of hydrogen ions in a liquid is labeled [H+]. Use the formula pH = –log[H+] to find the pH level, to the nearest tenth, of a liquid with [H+] about 5.4 x 10–14. A. 14.7 B.

    asked by Tori on December 14, 2012
  3. Math, Geomertry

    A piece of a broken wheel is shown. It was taken to a machine shop to be replaced with a new “whole” wheel. Find the radius of the wheel AC=10cm, BD=3 cm and D is the midpoint of AC. Round to the nearest hundredth.

    asked by Luis on April 4, 2014
  4. BUSINESS

    To find out as much as you can about the market for your potential business, be sure to talk to A. potential employees. B. the local bookstore owner. C. potential customers. D. anyone who may compete with you locally. I have no idea what to chose. I know

    asked by Beatrice on February 10, 2014
  5. Algebra II

    the width of a rectangle is six less than the length the area of the rectangle is 58 square feet write and solve and equation to find the dimensions of the rectangle rounded to the nearest tenth

    asked by Payton on October 5, 2017
  6. phy

    Two objects attract each other gravitationally with a force of 3.5 10-10 N when they are 0.33 m apart. Their total mass is 4.0 kg. Find their individual masses. I got my answers but its say incorrect. the values i got 3.43 for larger mass and 0.57 small

    asked by ami on September 17, 2010
  7. Physics

    A 1.0 m long string is fixed at both ends and has a tension of 80N. The mass of the string is 2 gm. Find the third harmonic of the sound emitted by this string. a. 50 Hz b. 100 Hz c. 200Hz d. 300 Hz

    asked by Freddy on April 29, 2014
  8. math urgent

    Billy chooses three dfferent non-zero digits and makes six different 3-digit numbers with no digit repeated in any number. He notices that one of the 3-digit nubers N say is the aerage of the other five. Find all possible values of N.

    asked by mariana on August 5, 2018
  9. Math

    Estimate the answer to the following problem by rounding to the nearest 10: 13 + 46 + 87 = ? A: 130 B: 155 C: 160 D: 150 I personally think its 160, because look; 13 + 46 + 87 = 146. I rounded it, and I think it's 160. Could anybody find out if it's

    asked by Lexi on November 14, 2014
  10. chemistry

    For the reaction 2A(g) + B(aq) + 3C(l) D(s) + 3E(g), the concentrations at equilibrium are found to be: A: 2.3x10^3 Pa B: 1.8x10^-2 M C: 15.8M D: 12.5M E: 5.6x10^4 Torr Find the numerical value of the equilibrium constant that would appear in a

    asked by Ashley on March 10, 2013
  11. DBU

    The mean time to complete a psychology exam is 34 minutes with a standard deviation of 8 minutes. Assume the distribution is normal. Find the probability of a student taking less than 28 minutes.

    asked by KiKi on October 28, 2012
  12. physics

    A bag of cement of weight 300 N hangs from three wires. Two of the wires make angles θ1 = 50.0° and θ2 = 28.0° with the horizontal. Assuming the system is in equilibrium, find the tensions in the wires.

    asked by Ashley on January 6, 2010
  13. Math

    A rectangular dog pen is to be constructed using a barn wall as one side and 60 meters of fencing for the other three sides. Find the dimensions of the pen that maximize the pen's area.

    asked by booyah on December 18, 2010
  14. math

    The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C?

    asked by thazzy on April 8, 2019
  15. Math

    Tickst number 1-15are placed in a hat ,2 Tickets Are drawn at random without replacement find the probability that both Numbers Are Greater then 9 B.) the First Number is Prime and the Second number is Composite?

    asked by Roman on May 17, 2016
  16. Maths

    John bought hundred eggs for Rs.40 out of these four eggs were found to be broken and he sold the remaining eggs at the rate of Rs.7.50 per dozen.find his gain or loss percent

    asked by Dipeeka on December 26, 2017
  17. Math

    There are 61 known moons. Mercury and Venus do not have moons, but each of the 7 other planets has at least 1. How do I find the % of total moons for each planet? Earth - 1 Mars - 2 Jupiter- 16 Saturn - 18 Uranus - 15 Neptune - 8 Pluto - 1 Thanks for your

    asked by Spence on February 13, 2008
  18. Physics

    A block rests on a frictionless surface. Find its instantaneous acceleration when the spring on the left is compressed 4.48 cm while the spring on the right is stretched 10.3 cm. Each spring has a force constant of 1.05 103 N/m.

    asked by Dunky on October 14, 2012
  19. chemistry

    I need to find the radius of a cylinder with only the following info: Cylinder height=125um There is 1 C atom/0.01848 nm^2 There are 5.75x10^10 C atoms on the surface of cylinder Use quadratic formula to solve

    asked by kelly on February 26, 2013
  20. Physics

    B___A (inclined at 55 degree) /| /\ / | / \ Pull 3900N / |/ D---C | /| | / | |/ | F---E | /| | / | |/ | H---G (All is Pin Joint) Distance DC = FE = HG = AB = 2.7m FH = FD = GE = EC = CB = 2 m Find the supporting reaction of H, Member BD (Tension Force),

    asked by Stupid Alex on June 7, 2012
  21. Marine Science

    I've searched and read so many things but i have yet to find the answer that my teacher is looking for. What percentage of energy is transferred from a producer to a: (A) secondary consumer, (B) tertiary consumer, (C) quaternary consumer?

    asked by Christin on March 8, 2010
  22. Physics

    The region of the solar system between Mars and Jupiter contains many asteroids that orbit the Sun. Consider an asteroid in a circular orbit of radius 3.01 x1011 m. Find the period of the orbit.

    asked by Please Help on September 20, 2011
  23. 10th grade english

    Stories can mean different things to different readers. State a meaning you find in “The Pedestrian,” and then discuss how the story’s setting is relevant to that meaning. This is my question, I am confused as to what they mean by meaning. Could

    asked by Anonymous on January 23, 2010
  24. Math

    I posted a question, but realized due to my multitasking, completely messed up the question. My question is Which ratios form a proportion? A. 4/9, 12/25 B. 3/7, 18/42 C. 5/11,20/45 D. 5/8, 15/25 I don't understand how to find the answer, could someone

    asked by Wishwash on December 4, 2017
  25. maths

    2 . Put the following macroeconomic model into matrix format using Y, C and T as the variables and find the determinant of the matrix of coefficients. There is no need to solve the equations. Y = C + I C = a + b (Y – T) T = tY Kindly help me with

    asked by Asfand on November 30, 2016
  26. Physics

    The region of the solar system between Mars and Jupiter contains many asteroids that orbit the Sun. Consider an asteroid in a circular orbit of radius 4.3 1011 m. Find the period of the orbit.

    asked by Sierra on June 25, 2012
  27. Frederick

    A wire of length 50cm is cut into two parts and each part is bent to form a square. If the total area of the two square is 100cm², find the perimeter of each square.

    asked by Dan on June 15, 2016
  28. geometry

    find the perimeter and area of each figure. Give your answers in simplest radical form. 1. a 30 degree-60 degree-90 degree triangle with hypotenuse length 28 centimeters

    asked by lucy on November 10, 2014
  29. Calculus

    A steady wind blows a kite due west. The kite's height above ground from horizontal position x = 0 to x = 60 ft is given by the following. y= 155-(1/40)(x-50)^2 Find the distance traveled by the kite.

    asked by Sandy on February 4, 2014
  30. Trigonometry

    The angle of elevation to the top of a Building in New York is found to be 6 degrees from the ground at a distance of 1 mile from the base of the building. Using this information, find the height of the building.

    asked by hhopp on May 8, 2016
  31. math

    For what intervals is g(x) = 1/x2 + 1 concave down? (Enter your answer using interval notation.) For this question I understand that we have to find where the second derivative is negative. So first I found the first derivative and got 2x/x^4+2x^2+1 and

    asked by Angelica on September 30, 2015
  32. Math

    An advertisement is to contain 75 sq.cms of printed area. There is a 2cm margin at the bottom, 3cm margin in each side and no margin at the top. Find the dimensions of the smallest possible poster.

    asked by Sujit on February 18, 2011
  33. Algebra, Mathematics

    A $40 000 car depreciates at a rate of 13% per year. a) Write an equation to represent this situation. b) Find the value of the car in 3 years. c) How long does it take for the car to be worth half it's value?

    asked by Jacob on April 7, 2016
  34. algebra

    A single card is drawn from a standard deck of cards. Find the probability if the given information is known about the chosen card. A face card is a jack, queen, or king.

    asked by bri on May 26, 2014
  35. math

    A sphere of radius 7 m is circumscribed about a regular triangular prism. If the base edge of the prism is 1 m, find the volume of the prism (in m3). Round off your answer to four decimal places.

    asked by James on December 5, 2016
  36. Pre-calc

    An investment firm has a job opening with a salary o $30,000 for the first year. Suppose that during the next 39 years, there is a 5% raise each year. Find the total compensation over the 40-year period.

    asked by Maya on April 9, 2012
  37. Math

    An indoor track is shaped like a rectangle with a semi-circle on each end. The distance around the track is 200 yards. Find the maximum area enclosed by the track.

    asked by Tj on April 26, 2011
  38. Physics

    What is the velocity of the simple harmonic motion problem? Position of the graph is y= .4*cos(2pi*1/3*x)+1.2 I need to find the velocity as well as the acceleration. I have worked through it and keep getting that the velocity is 0. I don't believe that is

    asked by Dib on March 2, 2016
  39. statistics

    you are dealt two cards successively(without Placement)from a shuffled deck of 52 playing cards .find the probability that both cards are black .express your answer as a simplified fraction.

    asked by rency on October 27, 2009
  40. Pyshics

    The wavelength of light visible to the human eye is on the order of 6x10^-7 m. Find the frequency of the light wave if the speed of light in air is 2.99792x10^8m/s. Answer in s^-1

    asked by John on February 20, 2019
  41. Physics

    the charges an coodinates of two points charges located in x-y palne are : q1=+3*10^-6 C ; x=+3.5 cm . y=+0,5 cm and q2=-4*10^ -6 C; x= - 2 cm y=+1.5 cm . (a)Find the electric potential at the origin(b)How much work must be done to locate these charges at

    asked by Jc on February 22, 2012
  42. Math (Limits)

    Consider the following function. f(x) = 2x^2 − 8x Find the limit. lim (Δx->0) (f(x+Δx)-f(x))/(Δx) How would I set up the equation to work with that function? I know how to plug in the values usually, but how would I do this for that function

    asked by Ray on October 11, 2016
  43. algebra

    how do you find the square root of any number with long division and not a calculator? I don't like calculator readings. They are not always easy to figure out, plus math principles can't be learned with a calculator.

    asked by Aria on April 16, 2011
  44. math

    The following is a list of 11 measurements: -78, -1, 92, -24, 59, 21, 51, -2, 65, 37, 11 . Find 11 over sum,under sum i=l than Xi over 14 Round your answer to at least two decimal places. I get a sum of 231, now this is where I am confused. Do I divide or

    asked by Mary Ann on January 20, 2015
  45. math

    A trapezoid with area 417/16 has three of its sides on the x-axis, the line x=3, and the line x=6. The fourth side is contained in the line y=mx+5/2. The value of m can be written as a/b where a and b are coprime positive integers. Find a+b.

    asked by raja harishchandra on June 11, 2013
  46. mathematics for management

    8.find the amount to be invested now at 6% compounded monthly so as to accumulate $8888 in three years. solution : p=8888 i=6% t= 3/360=0.0008 $8888(e^0.06(0.25)) =9022.32 the answer is $ 7427.21

    asked by fizz on May 15, 2014
  47. math

    A trapezoid with area 417/16 has three of its sides on the x-axis, the line x=3, and the line x=6. The fourth side is contained in the line y=mx+5/2. The value of m can be written as a/b where a and b are coprime positive integers. Find a+b.

    asked by raja harishchandra on June 11, 2013
  48. Algebra

    Salary Increases: A man gets a job of $30000 a year. He promised $2300 raise each subsequent year. Find his total earnings for a 10-year period.

    asked by Gray on March 3, 2016
  49. statistics

    a simple random sample will be obtained from a normally distributed population. find the minimum sample size needed to be 95% confident that the sample standard deviation (s) is within 10% of sigma. please help!

    asked by lucy on April 16, 2011
  50. Circumference

    Find the circumference and area of cirlce with a radius of 3 feet. Let n stand for pi Circumference=2n x (3)=6 or 18.84 or 18 6/7 I understand how to calulate the circumference. The answer that the book gives of 18 6/7. I am not clear where the 6/7 is

    asked by G on April 10, 2009
  51. maths

    plz i cerious need help i posted dis qustion bt due 2 my wrong typing it was nt anser plz here it is:x^4+3x-2/(x^2+1)=Ax+B/(x^2+1)+Cx+D/(x^2+1)^2+(Ex+F)/(x^2+1)^3+G/(x-4)+(Hx+1)/(x-4)^2.find ABCDEFGH? plz it a partial fraction thank yo u and Godbless u

    asked by anthony on July 29, 2015
  52. Math algebra

    A motel clerk counts his $1 and $10 bills at the end of a day. He finds that he has atotal of 56 bills having acombined monetary value of $191. Find the number of bills of each denomination that he has

    asked by Evelyn on April 1, 2013
  53. Physics

    A pipe is open at both ends. The pipe has resonant frequencies of 655 Hz and 786 Hz (among others). Find the two lowest possible values for the length of the pipe. Use c = 343 m/s for the speed of sound. __ m __ m?

    asked by Jackson on November 18, 2016
  54. Physics

    In a single-slit diffraction pattern, the distance between the first and second minima is 4.2cm on a screen 3.8m from the slit. Find the slit width given that the wavelength of the light is 530nm. Answer in mm Somebody please help!

    asked by Ben on April 9, 2017
  55. Algebra

    Find the values of the polynomial for the given values of the variable. -x2-5x-6 x=-3 x=-2 I got 0 for the first one and 0 for the second. Am I figuring them wrong? (and that is an x squared, not 2x) -(-3)^2 -5(-3)-6 -(9)+15-6=0 Thanks! you are right in

    asked by Serra on August 20, 2007
  56. science

    Suppose the height of the net is 0.800 m , and the court's border is 11.2 m from the bottom of the net. Use g =10 m/s2 and find the maximum speed of the horizontally moving ball clearing the net..

    asked by sarah on December 16, 2015
  57. algebra

    a motel clerk counts his 1$ and 10$ bills at the end of a day. He finds that he has a total of 57 bills having a combined monetary value of 156$. Find the number of bills of each denominaton that he has

    asked by Anonymous on April 10, 2013
  58. Physics

    A particle travels along the x axis with a constant acceleration of +2.7 m/s2. At a time 4.2s following its start, it is at x = -108 m. At a time 5.7 s later it has a velocity of +13.0 m/s. Find its position at this later time. Please use kinematic

    asked by Anonymous on July 9, 2015
  59. physics

    A 1.0-kg mass (mA) and a 7.0-kg mass (mB) are attached to a lightweight cord that passes over a frictionless pulley. The hanging masses are free to move. Find the acceleration of the larger mass

    asked by javane on November 26, 2010
  60. math

    Consider the following. lim x→−2 2x^2 − 2x − 12/x + 2 Find the limit of the function (if it exists). (If an answer does not exist, enter DNE.) Write a simpler function that agrees with the given function at all but one point. g(x) = ??? thnks

    asked by Anonymous on January 28, 2012
  61. Science

    500g of water at 100°c is mixed with 300g of water at 20°c.specific heat capacity of water is 4.2Jg°c.find the final temperature of mixture. (Physics)

    asked by Rahul on September 5, 2016
  62. Math

    A person walks on the building.He slips 1m for every 5m he climbs. If the building is 53m high and he takes 5 seconds to climb 1m. Find the total time taken by him to get on the top of the building.

    asked by Prateekshya on April 8, 2017
  63. math

    you are dealt two cards successively(without Placement)from a shuffled deck of 52 playing cards .find the probability that both cards are black .express your answer as a simplified fraction.

    asked by rency on October 27, 2009
  64. Math

    A person walks on the building.He slips 1m for every 5m he climbs. If the building is 53m high and he takes 5 seconds to climb 1m. Find the total time taken by him to get on the top of the building.

    asked by Prateekshya on April 8, 2017
  65. Math

    A person walks on the building.He slips 1m for every 5m he climbs. If the building is 53m high and he takes 5 seconds to climb 1m. Find the total time taken by him to get on the top of the building.

    asked by Prateekshya on April 8, 2017
  66. Algebra

    This will be a multiple post thing so please bear with me. If my answers are wrong then please explain I'll post my work as needed thanks. 1)Identify the y-intercept and the axis of symemetry for the graph of f(x)=-3x^2+6x+12. answer=12:x=1 2)Determine

    asked by Marissa on August 12, 2007
  67. US History

    My dear Hoover, in these days of unrest and general dissatisfaction, it is absolutely impossible for a man in? your position to get a clear and impartial view of the general conditions of things in America today. But, of this fact I am very positive , that

    asked by Anonymous on November 26, 2010
  68. Macbeth

    Is it true that Macbeth only wishes that his wife be cured so that she will cease to sleepwalk and talk in her sleep and that He fears that someone who hears her talking will figure out that he is guilty of the killing of Duncan. If it is can you please

    asked by Moi on April 20, 2009
  69. trigonometry

    Write the function in terms of the cofnction with an acute angle. tan 18degrees A. sec18deg B. cot18deg C. cot72deg D. cot108deg find a solution for the equation. sin(2theta+20deg) = cos(3theta-5deg) thnkks:))

    asked by y912f on January 15, 2009
  70. solve

    e^c-2c = e-2 what is c? ummm, 1? e^1 = e 2*1 = 2 No! Answer is 0.351 How do I get this? c = 1 is one solution. To find the other, you can proceed as follows. e^c-2c - e + 2 = 0 put f(c) = e^c-2c - e + 2 Newton's Method (approximate functon by the tangent)

    asked by Jen on December 17, 2006
  71. Chemistry

    What would be the final concentration if 175mL of a 0.45M solution of sodium sulfite Na2SO3 are added to 650mL of water? Please reply with the steps on how to do this question so I can learn. I can't find examples or anything related in my textbooks and I

    asked by bri on June 14, 2012
  72. calculus

    Find the area of the largest rectangle (with sides parallel to the coordinate axes) that can be inscribed i nthe region enclosed by the graphs of f(x)=18-x^2 and g(x)=2x^2-9. Is it equal to about 67.67? I have no idea finding the answer by using max or

    asked by Katie on January 4, 2009
  73. math

    The displacement (in centimeters) of a particle moving back and forth along a straight line is given by the equation of motion s = 4 sin(πt) + 2 cos(πt), where t is measured in seconds. (Round your answers to two decimal places.) (a) Find the average

    asked by Anonymous on September 14, 2018
  74. English

    I did a few ads on clothing. Here are some more I've come up with. Yet, I still don't find them to be so sophisticated and cool. Could I please seek some assistance? Put on a fresh new look back to school with our deluze Liz Claiborne. 35% off. Renew your

    asked by Teressa on October 25, 2010
  75. math

    1. Find the expense at 60 cents a square foot of polishing the curved surface of a marble column in the shape of the frustum of a right circular cone whose slant height is 12 ft. and the radii of whose bases are 3ft 6in and 2ft 4in respectively.

    asked by kitOy on February 19, 2012
  76. pre-calculus

    given x = 1,110 degrees Find sinx, cosx, tanx, cotx, secx, cscx, without using a calculator. Each result should be a fraction. No decimals involved... I don't even know where to begin, i missed a class, so please explain the work fully, Thanks kenny

    asked by kenny on July 31, 2009
  77. trigonometry

    1.use a calculator to evaluate the expression cos31deg*cos149-sin31deg*sin149 A. -0.4695 B. -1 C. 0 D. -0.8829 i got B. is that correct? 2.Find the exact trigonometric function value. csc(-300deg) A. sqrt2 B. 2sqrt3/3 C. -sqrt3/3 D. -2 i don't know about

    asked by y912f on January 16, 2009
  78. trigonometry

    a question just like this one was on one of my homeworks..i asked for help but i didn't understand the explanation..so i had to gues..nd now i have that kind of quesion again on my homework. pleease explain this thoroughly find the value of s in the

    asked by y912f on January 16, 2009
  79. To Mara

    I have posted an answer for your question on acetone and ethanol (equimolar solutions) to equal 1000 mL. It's back on page 3 at the time I write this. Post your work if you get stuck and I suggest you repost at the top of the board. We will find it easier

    asked by DrBob222 on October 25, 2016
  80. Calculus - Riemann Sum help

    How do I figure out the upper and lower bounds for a riemann sum? This question I'm working on tells me to assume: Δx=2π/n and x_i=iΔx and then gives me: n b lim ∑ sinx_iΔx = ∫f(x)dx n⟶∞ i=1 a Now I'm pretty sure f(x)=sinx, but I don't know how

    asked by Katy on April 4, 2017
  81. Macbeth

    Is it true that Macbeth only wishes that his wife be cured so that she will cease to sleepwalk and talk in her sleep and that He fears that someone who hears her talking will figure out that he is guilty of the killing of Duncan. If it is can you please

    asked by Anonymous on April 20, 2009
  82. stats

    in a sample of 159,949 first year college students, the national survey of student engagement reported that 39% participated in community service or volunteer work.find the margin of error for 99% confidence. ...idk what formula to use.

    asked by sara on December 5, 2013
  83. Physics - EMERGENCY PLEASE HELP

    At a Grand Prix, drivers sustain lateral accelerations (sideways) about five times the acceleration due to gravity while driving around curves at speeds of 288 km/h. Assuming a circular curve, find the radius of that section of the track.

    asked by Ot on September 28, 2016
  84. Physics

    Two masses are connected by a string over an ideal pulley as shown. The coefficient of kinetic friction between m1 and the table surface is 𝜇. Find an expression for their common speed after the blocks have moved a distance L. You can assume that you

    asked by Terry on May 30, 2014
  85. Math

    A rectangular section of wilderness will be set aside as a new wildlife refuge. Its dimensions are 5×10^5meters by 4×10^4meters. Find the area of the land in square meters. Make sure your answer is in correct scientific notation form. Help me understand

    asked by Help plssss on May 2, 2019
  86. English

    I have an assignment due tomorrow, i need help RIGHT NOW, so i had to read a novel called code talker by joseph bruchac, i have a question, so one theme my teacher wants me to find a quote for is staying true to yourself, i need 3 quotes, PLEASE HELP ME,

    asked by Darsh on May 7, 2019
  87. math

    OXYZ is a tetrahedron whose faces are identical equilateral triangles of side 10 m each. Given that the slant height of pyramid is 5 square root 3 metres find its total surface area leaving your answer correct to 3 significant figures.

    asked by hasher on November 20, 2018
  88. English

    Could you please check these sentences, too? THank you. 1) I've just received an email from our national agency informing me that the deadline to apply to them for a preliminary visit to define the topic of our project was 18 November. What do you think we

    asked by Henry2 on November 29, 2011
  89. After finishing your edu. what do..(repost)

    Here is the second part of my project. Please list what and why. (After finishing your education what do you hope to accomplish in your professional and personal life?) a. find a job that fulfills my expectations and be equivalent to my studies. b. make

    asked by [C]razy Baby. -[i love you] (Margie) on February 10, 2007
  90. Physics

    At a Grand Prix, drivers sustain lateral accelerations (sideways) about five times the acceleration due to gravity while driving around curves at speeds of 288 km/h. Assuming a circular curve, find the radius of that section of the track.

    asked by Omar Tahir on September 27, 2016
  91. projectile motion

    You have a boat with a motor that propels it at vboat = 4.5 m/s relative to the water. You point it directly across the river and find that when you reach the other side, you have traveled a total distance of 27 m (indicated by the dotted line in the

    asked by leila on November 14, 2010
  92. physics

    A birthday candle 4 cm high is 10 cm from a converging lens whose focal length is 15cm. Use a ray diagram on a suitable scale(say,1/3 full size) to find the location of the image, its height,and whether it is erect or inverted, real or virtual.

    asked by Susan on March 22, 2013
  93. Math

    T 1971 1982 1992. 2003 P. 4. 5. 6. 7 Find slope of each line segment connecting consecutive data points from the table M1= M2= M3= Does the polynomial 0.09t-175 give a good estimate for the world population in year t?

    asked by Danielle on December 4, 2017
  94. MATH HELP

    Law of Gravitation-find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is negelcted. The gravitational constant is given as G= 6.67428*10^-11 m^3 kg^-1 s^-2 Please give

    asked by AKUMA on April 28, 2011
  95. Physics

    Two masses are connected by a string over an ideal pulley as shown. The coefficient of kinetic friction between m1 and the table surface is 𝜇. Find an expression for their common speed after the blocks have moved a distance L. You can assume that you

    asked by Tami on June 8, 2014
  96. Math- Graphing Calculator Use

    I'm trying to figure out how to find the Q1, Q3, mean, standard deviation, median, and correlation coefficient. My manual is not clear. It says go to VARS and Statistics and then I can choose from there but I don't know how to get the answers it keeps

    asked by CM on October 16, 2009
  97. chemistry

    How to find delta H using calorimetry?? I know the answer but I m having trouble getting there!? 5.5 grams of C2H6 are burned in a bomb calorimeter with the heat of 4.96kJ/degree Celsius and holds 1000g of H20. the change in temperature is 11.34 which i

    asked by homework on December 18, 2017
  98. ss

    In which country would you MOST expect to find state-controlled industry, the greatest amount of restrictions on private business ownership, and the majority of the population working for the government? A) Brazil B) Canada C) Cuba D) Mexico idk this can

    asked by Katie on May 23, 2017
  99. calculus2

    The object weighing 20 N is hung on the bottom of the spiral spring , so that stretch as far as 9.8 cm after a state of balance , the weight pulled down as far as 5 cm , measured from idle after burdened . Find the equation of motion generated assuming no

    asked by drJon on April 4, 2016
  100. physic

    The object weighing 20 N is hung on the bottom of the spiral spring , so that stretch as far as 9.8 cm after a state of balance , the weight pulled down as far as 5 cm , measured from idle after burdened . Find the equation of motion generated assuming no

    asked by drJon on March 30, 2016

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