1. chemistry

    From data below, calculate the total heat (J) needed to convert 0.172 mol of gaseous ethanol (C2H6O) at 451° C and 1 atm to liquid ethanol at 25.0° C and 1 atm. Boiling point at 1 atm 78.5°C cgas 1.43 J/g · °C cliquid 2.45 J/g · °C ΔH°vap 40.5

    asked by Celeste on November 10, 2011
  2. physics

    Two knights on horseback start from rest 88.0 m apart and ride directly toward each other to do battle. Sir George's acceleration has a magnitude of .300 m/s^2, while Sir Alfred's has a magnitude of .200 m/s^2. Relative to sir Ggeorge's starting point,

    asked by Anonymous on February 14, 2016
  3. physics

    Find the magnitude and direction of a)the resultant b)the equilibrant of two forces 10N acting in the direction N030'E and 15N acting in the eastern direction if boths forces act at a point. Please solve nd give the details especially the B parts of the

    asked by pete onoriode on March 31, 2011
  4. math

    Malia runs twice as fast as Eileen. If Malia and Eileen start from the same point and run around a circular track in opposite directions, how many times will they pass each other if they stop when Malia completes her sixth lap? I figured 9 times. Is that

    asked by Mark on October 23, 2012
  5. Math

    Malia runs twice as fast as Eileen. If Malia and Eileen start from the same point and run around a circular track in opposite directions, how many times will they pass each other if they stop when Malia completes her sixth lap? I figured 9 times. Is that

    asked by Mark on October 23, 2012
  6. physics

    A person fishing hooks a 3.0-kg fish on a line that can only sustain a maximum of 35 N of force before breaking. At one point while reeling in the bass, it fights back with a force of 45 N. What is the minimum acceleration with which you must play out the

    asked by Anonymous on December 13, 2010
  7. Physics

    A man walks the distance of 8km in a direction of 20degrees east the walks another 6km in a direction 50degrees south east. Using vector diagrams find the magnitude and direction of the final displacement relative to the starting point.

    asked by Tom on October 5, 2016
  8. Physics

    A scaffold of mass 50kg and length 5m is supported in a horizontal position by a vertical cable at each end. A window cleaner of mass 70kg stands at a point 2m from one end. Determine the tension in the nearer cable and also the farther cable.

    asked by Physics on May 18, 2011
  9. quiz

    Suppose you adjust your garden hose nozzle for a hard stream of water. You point the nozzle vertically upward at a height of 1.5 {\rm m} above the ground (see the figure ). When you quickly move the nozzle away from the vertical, you hear the water

    asked by Anonymous on October 22, 2011
  10. physics

    A person fishing hooks a 3.0-kg fish on a line that can only sustain a maximum of 35 N of force before breaking. At one point while reeling in the bass, it fights back with a force of 45 N. What is the minimum acceleration with which you must play out the

    asked by Anonymous on December 13, 2010
  11. Math

    Malia runs twice as fast as Eileen. If Malia and Eileen start from the same point and run around a circular track in opposite directions, how many times will they pass each other if they stop when Malia completes her sixth lap? I figured 5 times. Is that

    asked by Mark on October 23, 2012
  12. Science

    To determine the boing point of a liquid, a student heats 10 mL of the liquid in a test tube and records the temperature every minute for 20 minutes. In this example, time is the what? The choices are: Independent variable dependent variable hypothesis

    asked by Jane on May 22, 2013
  13. Physics

    Two knights on horseback start from rest 88.0 m apart and ride directly toward each other to do battle. Sir George's acceleration has a magnitude of .300 m/s^2, while Sir Alfred's has a magnitude of .200 m/s^2. Relative to sir Ggeorge's starting point,

    asked by Dala on January 2, 2009
  14. Environmental Science

    I have to determine which kind of natural selection is most likely to begin speciation out of stabalizing, directional and disruptive. I would think Directional, since it favors one extreme which could eventually break away from the norm to the point a new

    asked by Regina on April 1, 2011
  15. Physics

    A boat must cross a 260-m-wide river and arrive at a point 110 upstream from where it starts. To do so, the pilot must head the boat at a 45 degree upstream angle. THe current has speed 2.3 m/s. a) What is the speed of the boat in still water? b) How much

    asked by Chris on February 5, 2013
  16. Calculus

    A pomegranate is thrown from ground level straight up into the air at time t=0 with velocity 128 feet per second. Its height in feet at t seconds is f(t)=16t^2+128t. Find the time its hits the ground and the time it reaches its highest point.

    asked by Anonymous on January 30, 2012
  17. Physics

    A standard man uses a bicycle of mass 30 kg to travel at constant speed along a 5 km long road up a hill. The hill rises 250 m above the starting point and the man needs 30 minutes to get to the top. How much work does the man do during the trip? What was

    asked by Some Guy on March 16, 2013
  18. physics

    A body starts with an initial velocity of 10m/s and moves along a straight line with a constant acceleration. When the velocity of the particle becomes 50 m/s the acceleration is reversed in direction without changing magnitude. Find the velocity of the

    asked by karan on July 17, 2014
  19. Math

    Malia runs twice as fast as Eileen. If Malia and Eileen start from the same point and run around a circular track in opposite directions, how many times will they pass each other if they stop when Malia completes her sixth lap? I figured 5 times. Is that

    asked by Mark on October 23, 2012
  20. English

    A: (Are) (you) (doing) your homework? [3 points] B: Yes, I am. I'm doing math homework. 1. (You) (are) (doing) your homework? =========================== There are three blanks in the first sentence. Students are asked to fill in the blanks with suitable

    asked by rfvv on July 9, 2018
  21. Physics

    A small omni directional source of noisy sound emits uniformly with a power of 40W.Determine the distance from the source for which the sound level is 90dB. Calculate also the intensity level at a point 100m from the source. (if there is no absorption)

    asked by Evans on August 15, 2018
  22. Introduction to Graphic Design

    Hello! Thanks for checking my question out! ____ Image URL: goo.gl/3v95A5 Use the image to answer the question. 3. Under which of the following categories does the artwork fall? (1 point) a) abstract painting b) portrait c) still life d) monoprint My

    asked by Da Fash on September 26, 2017
  23. physics

    A 1.2kg lead ball is launched off a cliff top at 16m/s at an angle of 20 degrees above the horizontal. The height of the horizontal is 15m. Determine the net force acting on the lead ball that caused the ball to drop 4.0m from point P.

    asked by Anonymous on November 23, 2014
  24. Physics

    A mass is tied to a 1 m string. The string is attached to a point on a horizontal frictionless surface and the mass is set into circular motion. The string will break if tension becomes larger than 10 N. The maximum kinetic energy that the mass can achieve

    asked by Anonymous on November 3, 2016
  25. AP CHEM

    2-propanol has a delta Hvp of 701 J/g and a vapor pressure of 31.6 mmHg at 20.0 degrees C. Estimate the normal boiling point of this alcohol in degrees C. i used the clasius-clayperon equation and this is what i have so far. ln (31.6 mmHg/760 mmHg)= (-701

    asked by John on January 24, 2008
  26. Microeconomics

    Late in the semester, a friend tells you, "I was going to drop my psychology course so I could concentrate on my other courses, but I had already put so much time into the course that I decided not to drop it" What do you think of your friend's reasoning?

    asked by Jamie on January 23, 2008
  27. Ap Chemistry

    2-propanol has a delta Hvp of 701 J/g and a vapor pressure of 31.6 mmHg at 20.0 degrees C. Estimate the normal boiling point of this alcohol in degrees C. i used the clasius-clayperon equation and this is what i have so far. ln (31.6 mmHg/760 mmHg)= (-701

    asked by John on January 23, 2008
  28. Chemistry

    Suppose 50.0 mL of an aqueous solution containing an unknown monoprotic weak acid is titrated with 0.250 M KOH. The titration requires 31.52 mL of the potassium hydroxide solution to reach the equivalence point. What is the concentration (in molarity) of

    asked by Chill on March 5, 2012
  29. scholarship essay edit

    can someone edit this? Throughout my life’s journey, I have come to attain two true passions - the first one being English studies. Since the very dawn of childhood, I have been known to bleed the calligraphic content of Gary Soto's brilliant poetry and

    asked by christine on March 21, 2014
  30. PHYSICS

    A 0.150 kg block is placed on a light vertical spring (k = 4.60 103 N/m) and pushed downward, compressing the spring 0.100 m. After the block is released, it leaves the spring and continues to travel upward. What height above the point of release will the

    asked by Petrik on October 27, 2010
  31. Reading

    11. “The branches had become so hard that they wounded your hand if you but tried to break a twig. And yet, down under the frozen crusts, at the roots of the trees, the secret of life was still safe, warm as the blood in one’s heart; and the spring

    asked by Tyree McCoy on June 3, 2008
  32. algebra

    You deposit $3000 in an account earning 7% interest compounded continuously. The amount of money in the account after years is given by A(t)=3000 e^(0.07 t) . How much will you have in the account in 5 years? $ Round your answer to 2 decimal places. How

    asked by christina on November 22, 2014
  33. CHEMISTRY 56

    Aerosol cans have a label that warns the user not to use them above a certain temperature and not to dispose of them by incineration. Even an empty can contains residual gaseous propellant. For example, the residual pressure in a can is 1.16atm when it is

    asked by Anonymous on October 7, 2014
  34. Chemistry

    Acetic anhydride, C4H6O3, has a normal boiling point of 139.8 C (ie, at 1.013 bar) and a standard enthalpy of vaporization of 51. 9 KJ mol^-1. What is the vapour pressure of acetic anhydride at room temperature (298 K) in units of bar? Can someone help me

    asked by FS on July 28, 2018
  35. Physics

    Tree point charges(A---B---C)have equal magnitudes and are located on the same line.? The separation d btw A and B is the same as btw B and C. A is +, B/C are -. Consider the net electrostatic force that each charge experience due to the other two charges.

    asked by Jim on August 24, 2011
  36. physics

    Two bar magnets (1) and(2) orthogonal to each other create at point M (intersection of their supports) the respective magnetic field vectors B1 and B2 of intensity: B1=o.oo3T and B2=0.004T a)Determine the names of the poles of the magnets. b)Construct the

    asked by angy on May 17, 2016
  37. Physics

    A man can swim at a speed of 3km/hr in still water. He wants to cross a 500m wide river flowing at 2km/hr. He keeps himself always at an angle of 120¡ãwith the water flow while swimming. Find (A) The time he takes to cross the river (B) The point on the

    asked by Apurv on January 9, 2016
  38. calculus

    how would you find the median of a pdf picture it basically is a triangle with points (0,0) (6,.2) (10,0) I found the centroid, or where all the lines from the vertex to the middle of each side intersect and found the intersection of all three lines to be

    asked by tia on April 8, 2008
  39. Trigonometry

    In a figure, ABCD is a rectangle in which AD=43.7 cm, DE=100 cm and EDC =27°, where E is a point above C making a rught angled triangle DEC above the rectangle. Find angle EAD. I found the other parts of this question but thjs one's difficult. I assumed

    asked by DS on February 13, 2016
  40. Chem--PLEASE HELP 911

    A compound of carbon, hydrogen, and oxygen was burned in oxygen, and 2.00 g of the compound produced 2.868 g CO2 and 1.567 g H2O. In another experiment 0.1107g of the compound was dissolved in 25.0 g of water. This solution had a freezing point of -0.0894

    asked by MSJO on December 13, 2012
  41. Chemistry

    A compound of carbon, hydrogen, and oxygen was burned in oxygen, and 2.00 g of the compound produced 2.868 g CO2 and 1.567 g H2O. In another experiment 0.1107g of the compound was dissolved in 25.0 g of water. This solution had a freezing point of -0.0894

    asked by jojop18 on December 13, 2012
  42. chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. Two lone pairs of electrons are assigned to the oxygen in each Lewis structure of all three molecules. B. Dispersion forces affect all three molecules. C. H-O-H

    asked by Anonymous on February 10, 2008
  43. Physics

    The roof of a two-story house makes an angle of 29° with the horizontal. A ball rolling down the roof rolls off the edge at a speed of 4.5 m/s. The distance to the ground from that point is 8.2 m. (a) How long is the ball in the air? (b) How far from the

    asked by Kendall on August 30, 2016
  44. PHYSICS

    The hydraulic gradient in an 10-ft-thick aquifer at a site of uniform flow prior to pumping is -0.02. The hydraulic conductivity is 100 ft/day. True or False: After pumping starts at a well at a rate of 10,000 cubic feet per day, the distance from the well

    asked by MARK on March 9, 2011
  45. Algebra

    1) what is the equation for the line that passes through the point (-3,5) and has a slope of -3 ? 2)the formula for the perimeter of a rectangle is P = 2(l+w). If the width of a rectangle is half its length. how many times its length is its perimeter?

    asked by anonymous on March 18, 2011
  46. Physics

    A 0.340 kg block on a vertical spring with a spring constant of 4.09 × 103 N/m is pushed downward, compressing the spring 0.0700 m. When released, the block leaves the spring and travels upward vertically. The acceleration of gravity is 9.81 m/s2 . How

    asked by Ally on December 10, 2014
  47. physics

    The area shown is the boundary of a magnetic field directed in the positive z direction. An electron with a velocity along the x-axis enters the field at coordinates (x, y) = (−2 m, 0) and exits 0.35 µs later at point A whose coordinates are (x, y) =

    asked by jayren on July 30, 2012
  48. geometry

    correct me if I'm wrong please. 7. what is the equation of the line which passes through c(2,3) and has a slope m =1/2? a.)x-2y=-4

    asked by Anon on March 2, 2011
  49. Organic Chemistry/Biology

    My text has a review of some chemistry before getting into the biology bit. I have come to a question "what are 3 characteristics/features of an organic compound." My book seems to only have the general they all have carbon. The rest goes into depth about

    asked by Lena on September 20, 2007
  50. microeconomics

    In order to maximize profits or minimize losses, a competitive firm will produce at the point where MC = MR. Do you agree or disagree with this statement? * i am thinking that i would agree because firms have to reach a equilibrium to off set the losses

    asked by mary on November 27, 2010
  51. chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. H-O-H and C-O-H bond angles are all equal to 109.5. B. Dispersion forces affect all three molecules. C. Two lone pairs of electrons are assigned to the oxygen

    asked by Anonymous on February 9, 2008
  52. Chemistry

    Neat pure ethanol C2H5OH has an enthalpy of vaporization of 39.3 Kj/mol, and a vapor pressure of 0.308 atm at 50 C. What is the boiling point, at atmospheric pressure of 1 atm, of a solution consisting of 35 G of phenol (a non-electrolyte hydrocarbon with

    asked by Mima on April 30, 2012
  53. Physics

    A 0.250 kg block on a vertical spring with a spring constant of 4.09 × 103 N/m is pushed downward, compressing the spring 0.0900 m. When released, the block leaves the spring and travels upward vertically. The acceleration of gravity is 9.81 m/s2 . How

    asked by Abby Miller on November 2, 2011
  54. chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. H-O-H and C-O-H bond angles are all equal to 1095. B. Two lone pairs of electrons are assigned to the oxygen in each Lewis structure of all three molecules. C.

    asked by Kyle on February 3, 2009
  55. Chemistry- Dr.Bob

    A 40.0 mL sample of 0.100 M HNO2 is titrated with 0.200 M KOH. Calculate the pH at the equivalence point for the titration of HNO2 and KOH. When I did this problem again, I got pH= 8.08. Is this close to your answer? Dr.Bob: I estimated the pH and didn't

    asked by Nevaeh on April 16, 2016
  56. Com215

    Give a copy of Appendix D to a friend or family member and ask that person to complete the table contained therein. Thank you for using the Jiskha Homework Help Forum. However, what are we to do with your question? Having no idea what appears in Appendix

    asked by Trenet on February 3, 2007
  57. history

    2. How did the Supreme Court decision in Dred Scott v. Sandford increase sectionalism? (1 point) It defined the rights of slave and free states. It expanded the geographical size of the nation. It kept the number of slave and free states even. It would

    asked by Hi on December 15, 2016
  58. DBM 381

    Create a detailed ERD using the Entities and Attributes document provided with the Service Request. Create a Microsoft® Access® database using the ERD created above. You do not need to include keys and relationships at this point. Include the following:

    asked by Minnie on September 7, 2012
  59. Chemistry

    Question: Describe the procedure you would follow to determine the concentration of vitamin C in a sample if the volume of DCPIP required to reach the end point were more than the 10ml graduated cylinder could hold. The titration must still be carried out

    asked by Skylar Park on April 23, 2015
  60. chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. Water has the highest boiling point. B. Two lone pairs of electrons are assigned to the oxygen in each Lewis structure of all three molecules. C. Dispersion

    asked by jose on February 4, 2008
  61. math-computer

    Please help me do this question!!!!! (C): 116.98GB Assuming a disk should never get more than 85% full, and assuming you were generating 200MB of new data per week, at what point would you need to add another hard disk to this PC? How long until you have

    asked by jenni on July 22, 2010
  62. Chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. Two lone pairs of electrons are assigned to the oxygen in each Lewis structure of all three molecules. B. H-O-H and C-O-H bond angles are all equal to 1095. C.

    asked by Tom on May 3, 2008
  63. Physics

    A fisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. It takes 2.90 s for the boat to travel from its highest point to its lowest, a total distance of 0.640 m. The fisherman sees that the wave

    asked by Christine on November 20, 2007
  64. Pre Calculus

    The burial cloth of an Egyptian mummy is estimated to contain 56% of the carbon-14 it contained originally. How long ago was the mummy buried? (the half-life of carbon-14 is 5730). Please round the answer to the nearest tenth. I have figured that: m(t) =

    asked by Shellie on July 24, 2009
  65. english

    28. Which of the following is an example of an internal conflict? (1 point) A)Joel sees a friend cheat on a test and must decide whether or not to tell. B)Sophie takes a carpentry course, and the male instructor is rude and unhelpful. C)Kylie rescues an

    asked by anonymous on February 27, 2014
  66. Algebra - Middle School

    Use the digits in the year 2010 and the operations +, -, x, ÷, sqrt (square root), ^ (raise to a power), and ! (factorial) — along with parentheses, brackets, or other grouping symbols — to write expressions for the counting numbers 1 through 100. All

    asked by Sama on December 18, 2009
  67. Physics

    A small mass slides without friction across a plane an (x,y) coordinate system directly from the origin to a point with (x,y) coordinates (1.3 m, 9.6 m); a constant force acts on it. The force has magnitude 2.1 N and its direction is at a counterclockwise

    asked by Wack on April 24, 2015
  68. Chemestry I

    Sorbitol is a sweet substance found in fruits and berries and someties used as a sugar substiture. An aqueous solution containin 1g of sorbitol in 100g water has a freezing point of 0.102C. Elemental analysis indicates that sorbitol is 39.56%C, 7.75%H, and

    asked by Christian help please on October 26, 2008
  69. Help - physics

    A block of mass 0.74 kg is suspended by a string which is wrapped so that it is at a radius of 0.060 m from the center of a pulley. The moment of inertia of the pulley is 0.0061 kg·m2. There is friction as the pulley turns. The block starts from rest, and

    asked by Danny on February 12, 2014
  70. physics

    A block of mass 0.74 kg is suspended by a string which is wrapped so that it is at a radius of 0.060 m from the center of a pulley. The moment of inertia of the pulley is 0.0061 kg·m2. There is friction as the pulley turns. The block starts from rest, and

    asked by Danny on February 12, 2014
  71. Physics

    A ball of mass 0.4 kg, initially at rest, is kicked directly toward a fence from a point 20 m away, as shown below. The velocity of the ball as it leaves the kicker’s foot is 16 m/s at angle of 46◦ above the horizontal. The top of the fence is 4 m

    asked by Jem on October 18, 2011
  72. Physics

    Two small spheres of mass 451 g and 695 g are suspended from the ceiling at the same point by massless strings of equal length 10.9 m . The lighter sphere is pulled aside through an angle of 65 degrees from the vertical and let go. At what speed will the

    asked by amanda and leah on January 16, 2012
  73. high school

    Use the digits in the year 2010 and the operations +, -, x, ÷, sqrt (square root), ^ (raise to a power), and ! (factorial) — along with parentheses, brackets, or other grouping symbols — to write expressions for the counting numbers 1 through 100.

    asked by Sama on December 18, 2009
  74. physics

    A block of mass 0.74 kg is suspended by a string which is wrapped so that it is at a radius of 0.060 m from the center of a pulley. The moment of inertia of the pulley is 0.0061 kg·m2. There is friction as the pulley turns. The block starts from rest, and

    asked by John on February 11, 2014
  75. Physics

    The length of a simple pendulum is 0.72 m, the pendulum bob has a mass of 305 grams, and it is released at an angle of 10° to the vertical. a) With what frequency does it vibrate? Assume SHM. (b) What is the pendulum bob's speed when it passes through the

    asked by Luricela on April 17, 2010
  76. Math

    Aaron had an unpaid balance of $1,177.79 on his credit card statement at the beginning of April. He made a payment of $430.00 during the month, and made purchases of $366.02. If the interest rate on Aaron's credit card was 4.5% per month on the unpaid

    asked by CC on June 9, 2011
  77. Cos(pi/4 + h) = 2^(-½)[1 - h - h^2/2 + h^3/6 +..]

    This reply to some student got deleted, so I'm reposting it. Cos(pi/4 + h) = Cos(pi/4)Cos(h) - Sin(pi/4)Sin(h) = 1/sqrt(2)[1 - h - h^2/2 + h^3/6 + h^4/24 - h^5/120 - h^6/720 + ...] Note that the way students like you are asked to solve this and similar

    asked by Count Iblis on May 6, 2007
  78. physical education

    IF I'M RIGHT HANDED, HOW DO I DO A CARTWHEEL? I'M IN CHEERLEADING, AND I NEED SOME SERIOUSLY HELP. PLEASE HELP ME SOON! (IN THE NEXT 2 DATS!) My best guess -- Lead with your right foot; then your right hand, then left hand, then left foot, then right foot.

    asked by kk on September 9, 2006
  79. Math

    Need help with my practice review. Thanks 1.If inflation is 6% a year compounded annually, what will it cost in 21 years to buy a house currently valued at $230,000? Round to the nearest cent. 2.A small company borrows $50,000 at 11% compounded monthly.

    asked by Chayo on July 8, 2009
  80. grammar

    Write several sentences describing a recent interaction with a friend or family member about personal finance or credit cards. This interaction may be imagined or real. Use at least five different pronouns, adverbs, and adjectives in your sentences.

    asked by Venel on May 25, 2011
  81. math

    A line and a plane are perpendicular if they intersect and if every line lying in the plane and passing through the point of intersection is perpendicular to the given line. Could someone rewrite this differently? Thx

    asked by S on February 4, 2019
  82. Algebra

    In triangle PQR shown, point S (not shown)is on QR between Q and R. Give one possible value for the length of PS ...Explain your reasoning.. Triangle PQR = 13" PQ = 6" QR = 2" PR = 5" I need help in figuring this out this triangle with an equation or

    asked by JAY10 on May 13, 2009
  83. algebra

    a 13- foot ladder is placed so that it reaches to a point on the wall that is 2 feet higher than twice the distance from the base of the wall to the base of the ladder. How high does the ladder reach?

    asked by ac on May 7, 2012
  84. Physics 101

    on a uniform beam of length 5m, hangs a mass 30kg at one end. the beam then balances at a point 1.5m from this end. find the mass of the beam(g=10ms-1)

    asked by DOLAPO on April 11, 2016
  85. mats

    AD is the mid point of triangle ABC and G divides AD in the ratio 2:1 .Prove that triangle AGB =area BGC = area AGC =1÷3 area ABC

    asked by Anonymous on December 27, 2015
  86. algebra

    You are standing 14 feet from the edge of a cylindrical water tank and 26 feet from a point of tangency. The tank is 10 feet tall. What is the volume of the tank in cubic feet?

    asked by Sarah on March 13, 2011
  87. math

    please help me to find the median of each set of numbers 1, 4, 9, 15, 25, 36 Median: the dividing point. Since there is no middle number (the number of elements is even), take the average of the two in the middle.. median= (9+15)/2=12 225

    asked by carmen on April 11, 2007
  88. ALGEBRA

    the value, v, of a shopkeeper's inventory software program is given by v = 1/2t + 6, where t is the number of years since the shopkeeper bought the program. What is the program worth 4 years after it is first purchased? Plot the point with the given

    asked by Kate on February 16, 2010
  89. Physics

    Given the vector from the pivot point to the force and the magnitude of the force. 1.How would one find the angle of the force? 2.How would one find the torque? 3.How would one calculate the maximum/minimum torque?

    asked by Anonymous on October 8, 2011
  90. algebra

    the value, v, of a shopkeeper's inventory software program is given by v=-1/2t+3. Where t is the number of years since the shopkeeper bought the program. What is the program worth 6 years after it is first purchased? Plot the point with the given t-value,

    asked by Viola on May 15, 2011
  91. algebra

    A cable 25 feet long runs from the top of a utility pole to a point on the ground 18 feet from the base of the pole. How tall is the utility pole?

    asked by Francisca on March 29, 2011
  92. physics

    Water waves in a shallow dish are 5.0 cm long. At one point, the water moves up and down at a rate of 5.2 oscillations per second. (a) What is the speed of the water waves? (b) What is the period of the water waves?

    asked by phillup on April 22, 2008
  93. Math

    I have a graph which I need to find the equation of. It's an absolute value graph, the vertex/middle point is at (-2, 5) and 2 points that lie on the graph are (1,10) and (-5,10). It needs to be in 'y=' form. I'd appreciate it if you explained how to do

    asked by Jose on April 10, 2009
  94. Physics or math (very simple terminology question)

    "Describe the characteristics of each graph (for example, . . . ., zero or non-zero intercept value)." I guess a zero intercept value would be if the line is on the point (0,0)/the origin. But what if the line starts at (0,1) or (2,0). Because then the x

    asked by a Canadian on February 15, 2013
  95. English

    The great gatsby is written in which point of view. 1st person limited 1st person omniscient 3rd person limited My answer is c

    asked by Steve on February 9, 2017
  96. Geometry

    Line AB is perpendicular to line BC. Point E is in the interior of angle ABC. If angle ABE = 2x+3 and angle EBC = 4x-9, find x. Then find the measure of both angles.

    asked by Maria on September 8, 2012
  97. Social Studies

    Point of view on slavery in the North and South North: The North didn't want slavery because they thought it was wrong to treat people different from others. What should I put for South?

    asked by Dallas on March 8, 2012
  98. geometry

    A cable 22 feet long runs from the top of a utility pole to a point on the ground 15 feet from the base of the pole. How tall is the utility pole? - thanks!

    asked by christina on March 28, 2011
  99. Physics

    How high does the 35g ball go if the ball leaves the spring at the point shown in image? K=953 N/m and Xa=0 and Xb=0.120m (b)? What is the velocity of the ball when it leaves the spring?

    asked by bobby on March 26, 2012
  100. Geometry i need help urgently plz plz plz

    The lenght of a line segement is of 10units and the co-ordinate of one end point are (2,-3) if the abscissa of the other end is 10 find the ordinate of the other end?? Working plz plz

    asked by Collins on October 18, 2015

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