Here is a demonstration Pascal used to show the importance of a fluid's pressure on the fluid's depth(Figure 1) : An oak barrel with a lid of area 0.17m2 is filled with water. Along, thin tube of cross-sectional area 5.0×10−5m2

31,746 results
  1. Math Help!!!

    Drinking 6 fluid ounces of milk provides 202.5 milligrams of calcium. How many fluid ounces of milk are required to provide 52.5 milligrams of calcium? Round to the nearest tenth. 2.1 fluid ounces 2.3 fluid ounces 1.8 fluid ounces 1.6 fluid ounces PLZ

  2. Math (Questions)

    Drinking 8 fluid ounces of milk provides 270.0 milligrams of calcium. How many fluid ounces of milk provide 72.5 milligrams of calcium? Round to the nearest tenth. 2.6 fluid ounces 2.3 fluid ounces ** 1.8 fluid ounces 2.1 fluid ounces

  3. Physics

    The patient in the figure below is to receive an intravenous injection of medication. In order to work properly, the pressure of fluid containing the medication must be 108 kPa at the injection point. (a) If the fluid has a density of 1024 kg/m3, find the

  4. Math

    The pressure p at the bottom of swimming pool varies directly as the depth d of the water. If the pressure is 125 Pascal when the water is 2 meters deep, find the pressure when it is 4.5 meters deep.

  5. Physics

    A horizontal pipe narrows from a diameter of 10 to 5 cm. For an incompressible fluid flowing from the larger diameter to the smaller: Question 5 options: 1.the velocity and pressure both increase. 2.the velocity increases and the pressure decreases. 3.the

  6. Physics

    For an ideal fluid flowing through a horizontal pipe, Bernoulli's principle and the continuity equation state that the pressure within the pipe does which of the following? Pressure descreased pipe diameter increase?

  7. Math

    Drinking 8 fluid ounces of milk provides 270.0 milligrams of calcium. How many fluid ounces of milk provide 72.5 milligrams of calcium? Round to the nearest tenth. 2.1 fluid ounces 2.3 fluid ounces 2.6 fluid ounces 1.8 fluid ounces

  8. math

    Drinking 8 fluid ounces of milk provides 270.0 milligrams of calcium. How many fluid ounces of milk provide 72.5 milligrams of calcium? Round to the nearest tenth. 2.1 fluid ounces 2.3 fluid ounces 2.6 fluid ounces 1.8 fluid ounces

  9. Chemistry

    Gallium melts just above room temperature and is liquid over a very wide temperature range (30-2204 °C), which means it would be a suitable fluid for a high-temperature barometer. Given its density, daa = 6.0 g/cm, what would be the height of the column

  10. science

    The pressure on a fluid at rest in a pipe increases by 20 Pa. How does this change in pressure affect the pressure on the fluid in the rest of the pipe? 1. The pressure in the rest of the fluid stays the same because the pressure only increased in one area

  11. Physics

    pressure of a fluid. calculate the a.) absolute pressure b.) gauge pressure at an ocean depth of 1000m. Assume the density of a sea water is 1024 kg cubic meter and that the air above exerts a pressure of 101.3kPa

  12. Chemistry

    three different liquids are used in a manometer. (a) derive an expression for P1-P2 in terms of ro(a), ro(b), ro(c), h1, and h2 (b) suppose fluid A is methanol, B is water, and C is a manometer fluid with a specific gravity of 1.37; pressure P2=121.0 kPa;

  13. physics

    why does an ideal fluid move faster through a pipe with decreasing diameter? a. the pressure within the fluid increases b. the pressure within the fluid decreases c. the pipe exerts more pressure on the fluid d. the fluid moves downhill

  14. physics

    The pressure of water on the ground floor is 40,000 Pascal, and at the first floor is 10,000 pascal. Find the height of the first floor.

  15. physics

    fluid of constant density = 960 kg/m3 is flowing steadily through the above tube. The radius at the sections are r1 = 0.05 m, r2 = 0.04 m. The gauge pressure at 1 is P1 = 200 000 Pa and the velocity here is v1 = 5 m/s. We want to know the gauge pressure at

  16. physics

    A liquid of density 1354 kg/m^3 flows with speed 2.45 m/s into a pipe of diameter 0.29 m. The diameter of the pipe decreases to 0.05 m at its exit end. The exit end of the pipe is 7.82 m lower than the entrance of the pipe, and the pressure at the exit of

  17. math

    a nurse is draining fluid from a wound. fluid drains at 1/8oz per minute. how long will it take to drain 9/10 ounce of fluid

  18. math

    Amanda's punch recipe : 7 parts mixed fruit juice, 2 parts of lemonade [Question : how much lemonade will she need to make 180 fluid ounces of punch ?]A .140 Fluid ounces or B. 40 Fluid ounces C. 36 Fluid ounces D. 60 Fluid ounces i think the answer is b

  19. Chemistry

    Carbon dioxide (CO2) is a gas at room temperature and pressure. However, carbon dioxide can be put under pressure to become a "supercritical fluid" that is a much safer dry-cleaning agent than tetrachloroethylene. At a certain pressure, the density of

  20. math

    The radius of a sphere immersed in an infinite ocean of incompressible fluid with density according to the equation, R(t) = A + a cos(nt), where R(t) is a function of time, t, and A, constants, with ‘a’ being positive. The fluid moves radially under no

  21. Mathematics

    P=kd varies directly If the pressure is 125 pascal when the water is 2m deep,find the pressure when it is 4.5 meters deep . can you show me the solution?

  22. Physics

    An incompressible fluid is flowing through a horizontal pipe with a constriction. The velocity of the fluid in the wide section of the pipe is 4.00 m/s and the velocity of the fluid in the narrow section of pipe is 9.00 m/s. The pressure of the fluid in

  23. fluid mechanics

    Annihilation of a sphere -------------------------------- A sphere of radius a is surrounded by an infinite mass of liquid modeled as an ideal fluid of mass density rho. The pressure at infinity is Pi. The sphere is suddenly annihilated at t==0. Show that

  24. physics

    Here is a demonstration Pascal used to show the importance of a fluid's pressure on the fluid's depth : An oak barrel with a lid of area 0.25 m^2 is filled with water. Along, thin tube of cross-sectional area 5.5×10−5 m^2 is inserted into a hole at the

  25. physics

    why does an ideal fluid move faster through a pipe with decreasing diameter? a. the pressure within the fluid increases b. the pressure within the fluid decreases c. the pipe exerts more pressure on the fluid d. the fluid moves downhill C? the pressure in

  26. physics

    The pressure at the bottom of a cylindrical container with a cross-sectional area of 46.5 cm2 and holding a fluid of density 480 kg/m3 is 115 kPa. (a) Determine the depth of the fluid. (b) Determine the pressure at the bottom of the container if an

  27. physics

    A hydraulic lift has two connected pistons with cross-sectional areas 5 cm2 and 350 cm2. It is filled with oil of density 740 kg/m3. a) What mass must be placed on the small piston to support a car of mass 1400 kg at equal fluid levels? 20 OK HELP: The

  28. Physics

    The liquid in the open tube manometer is mercury, y1=3cm and y2 = 7cm. Atmospheric pressure is 980mbrs. (A) what is the absolute pressure at the bottom of the U-shape tube? (B) what is the absolute pressure in the open tube at a depth of 4 cm below the

  29. physics

    if i take a fluid in a container open to the atmosphere and raise its height what happens to the hydrostatic pressure? I thought it would decrease because pressure decreases with altitude but the answer says that it would increase. I just assumed it would

  30. physics

    state pascal's principle of transmission of pressure in liquids

  31. alg2

    how would you set this problem up using pascal's triangle? (x+y)5 (raised to the 5th power) 5th row, 6 terms. http://en.wikipedia.org/wiki/Pascal's_triangle 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1 1 6 15 20 15 6 1 so (x+y)^5 = x^5 + 5x^4y + 10x^3y^2 +

  32. chemistry gas laws

    In a science demonstration, 4 to 6 plastic garbage bags are arranged under a 2 m by 2 m piece of plywood. A volunteer stands on the plywood and others blow into the bags to "levitate" the volunteer. If four bags are used and a 140 lb person is on the

  33. Physics

    A hydraulic lift has two connected pistons with cross-sectional areas 25 cm2 and 390 cm2. It is filled with oil of density 530 kg/m3. a) What mass must be placed on the small piston to support a car of mass 1500 kg at equal fluid levels? kg HELP: The

  34. Physics Question

    Here is a demonstration Pascal used to show the importance of a fluid's pressure on the fluid's depth : An oak barrel with a lid of area 0.17 m^2 is filled with water. Along, thin tube of cross-sectional area 4.7×10−5 m^2 is inserted into a hole at the

  35. physics

    Here is a demonstration Pascal used to show the importance of a fluid's pressure on the fluid's depth(Figure 1) : An oak barrel with a lid of area 0.17m2 is filled with water. Along, thin tube of cross-sectional area 5.0×10−5m2 is inserted into a hole

  36. Physics

    please check these for me Which of the following is not a fluid? a. carbon dioxide b. hydrogen c. seawater d. wood D Which of the following statements is not correct? a. a fluid flows b. a fluid has a definite shape c. molecules fo a fluid are free to move

  37. physics

    The pressure on a fluid at rest in a pipe increases by 20 Pa. How does this change in pressure affect the pressure on the fluid in the rest of the pipe? a.The pressure on all the fluid in the pipes increases by more than 20 Pa because the amount of

  38. Physics Please check my answers

    1. A fluid can only be a liquid. True

  39. Science

    PRessure is measured in Pascals (Pa). What combination of units is the same as a Pascal? and When you exert a force on a fluid in a closed container, does the pressure increase, decrease or remain constant? I think it will increase, but I'm not totally

  40. Physics

    When a person is given intravenous fluid, the bag containing the fluid is typically held about 1.2 m above the person's body. If the pressure in this fluid is just barely able to push the fluid into the person, what is the pressure in the person's blood?

  41. Math

    Please help me! Last question. Needs to be done today! The kilo-pascal is a unit of measure for atmospheric pressure. Suppose the atmospheric air pressure at sea level is about 96 kilopascals. For every 1,000-meter increase in altitude, the pressure

  42. History of Science

    Hey, Im doing a paper on Pascal's work in physics, but most of the sites that google gives me concern mostly about his religious life and only briefly talk about his scientific accomplishments. I need help finding a site that gives in depth detail of his

  43. physics

    The definition of an incompressible fluid is Select one: a. A fluid with a constant density at all pressures b. A fluid with no viscosity c. A fluid with a constant pressure d. A fluid with viscosity

  44. Physical Science

    Two identical beakers are both half filled with a liquid. Beaker A contains water and Beaker B contains a liquid that is denser than water. Which of the following is FALSE? a. The pressure at the bottom of Beaker B is greater than that at the bottom of

  45. Physics

    Assuming the fluid has a density of 1.00 (g/cm^) at what height h should the bottle be placed so the liquid pressure is 38mm-Hg ? B.At what height h should the bottle be placed so the liquid pressure is 460mm-H_2O ? C.If the blood pressure is 18 {mm-Hg}

  46. Physics

    1. What is the kinetic energy of a 0.50 g insect traveling in a straight line at 5.0m/s? a. 6.25j b. 1.25j c. 5.0j d. 250j Is the answer A?? 2. Mechanical energy is defined as the sum of which of the following? a. kinetic, potential and radiant energy b.

  47. physics

    A hydraulic lift has two connected pistons with cross-sectional areas 5 cm2 and 350 cm2. It is filled with oil of density 740 kg/m3. a) What mass must be placed on the small piston to support a car of mass 1400 kg at equal fluid levels? 20 OK HELP: The

  48. Physics

    Figure 18-46 shows a hydraulic lift operated by pumping fluid into the hydraulic system. The large cylinder is 40 cm in diameter, while the small tube leaving the pump is 1.7 cm in diameter. A total load of 2500 kg is raised 2.2 m at a constant rate.

  49. Fluid Mechanics

    The components and their dimensions of a hydraulic jack are shown in the figure. The specific gravity of the fluid in the jack is SG=0.8. A force F=400 N is applied at the left end of the handle, which is hinged at the right end. Determine: (a) The fluid

  50. physics

    6. A horizontal pipe 7 cm in diameter has a smooth reduction to a pipe 4 cm in diameter. If the pressure of the water in the larger pipe is 6 x 104 Pa and the pressure in the smaller pipe is 4 x 104 Pa, at what rate does water flow through the pipes? 7. A

  51. Mechanical Engineering

    The equation for flow in a circular pipe for a special kind of fluid, called a "power-law" fluid is given by v=(delP/2mL)^1/n * (n/n+1)*[R^(n+1/n) - r^(n+1/n)] where m and n are constants of the fluid, and delP/L is the change in pressure per unit length

  52. physics

    A hypodermic syringe is attached to a needle that has an internal radius of 0.303 mm and a length of 3.02 cm. The needle is filled with a solution of viscosity 2.00 10-3 Pa · s; it is injected into a vein at a gauge pressure of 16.1 mm Hg. Ignore the

  53. physics

    A U-shaped tube contains a fluid of density 1.5x10^3 kg/m^3. the right side of the tube is closed, with vacuum above the fluid. The left side of the tube is open to the atmosphere. Assume the atmospheric pressure outside the tube is exactly 10^5 Pa. a) How

  54. science

    1. Which of the following is a reason why a person might want to wear snowshoes if walking a distance in deep snow? (1 point) snowshoes spread the person’s weight out snowshoes reduce the amount of pressure on a given spot snowshoes keep the person from

  55. physics

    Show how Bernoulli’s energy equation for a fluid can be derived by considering how the work done by the fluid moving from point 1 to point 2 is equal to the energy gained or lost by the fluid. You can assume the potential energy PE=mgh and the kinetic

  56. Equation Help

    In our text book the following equation is given: P=(pm - p)g * R where P is the pressure drop R is the manometer reading pm is the density of the manometer fluid p is the density of the process fluid in the pipe g is the acceleration do due to gravity

  57. Chemistry

    n our text book the following equation is given: P=(pm - p)g * R where P is the pressure drop R is the manometer reading pm is the density of the manometer fluid p is the density of the process fluid in the pipe g is the acceleration do due to gravity Then

  58. Physics

    A diver accustomed to standard snorkel tubing of length 25 cm tries a self-made tube of length 8.6 m. During the attempt, what is the pressure difference (in kPa) between the external pressure on the diver's chest and the air pressure in the diver's lungs?

  59. Science

    What factors affect the gauge pressure within a fluid? a. fluid density, depth, free-fall acceleration b. fluid volume, depth, free-fall acceleration c. fluid weight, depth, free-fall acceleration d. fluid mass, depth, free-fall acceleration

  60. Math

    Show that f is a function one-to-one, if and only if f(x) = 0 for x=0. I cannot solve this demonstration, I know that if both elements are the same and their functions are the same, then is one to one, but in this case they only show me one element. Please

  61. Fluid Mechanics

    Consider a flow whose velocity field is given by u = y, v = −x The streamlines are circles centered at the origin, and this flow is an example of a solid-body rotation. As shown in the figure, a small square fluid element is placed at the point

  62. Physics , static fluids

    hello, I hope you can help... A diver accustomed to standard snorkel tubing of length 25 cm tries a self-made tube of length 8.6 m. During the attempt, what is the pressure difference (in kPa) between the external pressure on the diver's chest and the air

  63. Physics

    Poiseuille’s equation relates the volumetric flow rate Q (volume per time unit) to the pressure differential ΔP that drives the flow: Q = (πr^4)/(8η) x (ΔP/L) Here η is the viscosity of the fluid and the tube has length L and radius r. A fire

  64. Structure of the Earth

    What severe conditions make the rock of the asthenosphere to behave like a fluid? The pressure builds down from the lithosphere onto the asthenosphere causing it to act like a viscous fluid, or soft plastic. Is this a complete answer?

  65. college physics

    "The Magnitude of the buoyant force is equal to the weight of fluid displaced” is a statement of which principle in the study of fluids? Select one: a. Pascal's Principle b. Archimedes' Principle c. Bernouilli’s Principle d. The Equation of Continuity

  66. math

    If an incompressible fluid rotates like a rigid body with an angular velocity, θ ˆ q = ωR , about a vertical zaxis and gravity, g, is the only external force acting, prove that, a) −∇gz −   ∇p = ∇   ωR − 2ωRR. b) The pressure

  67. Chemistry

    At a depth of 200 meters in Lake Nyos, the pressure of pure CO2, released from a volcanic vent is equal to the water pressure at this depth. P (pascals) = density * g * height. Density= 1000 kg/m^3, g= 9.8m/s^2. Using this Pascal pressure, convert it, and

  68. anatomy&physiology

    What directions glomerular hydrostatic pressure,capsule hydrostatic pressure and blood colloid osmotic pressure will cause fluid to move.I've tried to look on internet differen imformations but just don't get it.Thank you for your time

  69. Physics (Liquids)

    I have a question about fluids ok... I've been told that Pressure = (density of fluid) (gravity) (height) ok that's great in all but I don't see how it works... Pressure = (Force perinduclar to area force is acting on)/(Area force is acting on) ok this

  70. Chemisrty

    Identify the type of question. Is it a literature research question, observation only question, demonstration question, or investigation question? How would you determine the PH of vinegar using cabbage juice as an indicator? (investigation) Do germaniting

  71. Fluid Mechanics

    I have a question in fluid mechanics...and i need to know the pressure in an air-filled drain? Is it the atmospheric pressure? Thanks in advance

  72. Calculus 2

    A circular plate of radius r feet is submerged vertically in a tank of fluid that weighs w pounds per cubic foot. The center of the circle is k(k>r)feet below the surface of the fluid. Show that the fluid force on the surface of the plate is F=wk(πr^2).

  73. Physics

    In a machine, an ideal fluid with a density of 0.9*10^3 kg/m^3 and a pressure of 1.3*10^5 Pa flows at a velocity of 6.0 m/s through a level tube with a readius of 0.5 cm. This tube connects to a level tube that has a radius of 1.5 cm. How fast does the

  74. physics

    A diagram shows two cylinders containing two pistonsA and B. The two cylinders are connected with a tube containing a fluid. The system is similar to the hydraulic braking system of a car. A man pushes down on piston A while piston B has a 10kg mass

  75. Biology

    At which of the capillary bed is the fluid pressure higher? 1)osmostic pressure- (25 mm Hg arteriolar end) ( 25 mm Hg venous end) 2)fluid pressure- 25 mm Hg arteriolar end) ( 15 mm Hg venous end) 3)absorption ( 10 mm Hg arteriolar end) ( 10 mm Hg Venous

  76. SCIENCE HELP

    CAN SOMEONE CHECK THESE!! 1. Which of the following is a reason why a person might want to wear snowshoes if walking a distance in deep snow? (1 point) snowshoes spread the person’s weight out snowshoes reduce the amount of pressure on a given spot

  77. Physics

    A liquid of density 1.23 × 103 kg/m3 flows steadily through a pipe of varying diameter and height. At location 1 along the pipe the flow speed is 9.23 m/s and the pipe diameter is 1.07 × 101 cm. At location 2 the pipe diameter is 1.71 × 101 cm. At

  78. PHYSICS!!!

    A certain fluid has a density of 1045 kg/m3 and is observed to rise to a height of 2.4 cm in a 1.0-mm-diameter tube. The contact angle between the wall and the fluid is zero. Calculate the surface tension of the fluid. Answer in N/m

  79. Linear Algebra

    Please , I don´t know how to do this demonstration: If A and B are mutually perpendicular vectors( different to zero vector) and "c" is any number show that : || A +cB ||>= ||A||

  80. chemistry

    It is found experimentally that the terminal settling velocity uo of a spherical particle in a fluid is a function of the following quantities: particle diameter, d; buoyant weight of particle (weight of particle - weight of displaced fluid), W; fluid

  81. Physics

    A syringe which has an inner diameter of 0.6 mm is attached to a needle which has an inner diameter of 0.25 mm. A nurse uses the syringe to inject fluid into a patient's artery where blood pressure is 140/100. Assume the liquid is an ideal fluid. What is

  82. science

    as the speed of a fluid increases the pressure decreases. as the speed of the fluid decreases, the pressure increases. what is this called?

  83. Physics

    How much higher must your blood pressure get to compensate for a 5% narrowing in your blood vessels? Using Bernoulli's fluid laws can someone explain this to me "The pressure difference across your blood vessels is essentially equal to your blood pressure"

  84. Physics

    7.7 mol of helium are in a 16 L cylinder. The pressure gauge on the cylinder reads 65psi. What are (a) the temperature of the gas in Celsius and (b) the average kinetic energy of a helium atom? p=65psi=4.481592E5 p=65psi=4.42atm n=7.7mol v=16=.016m^3 T =

  85. physics

    a fluid flows through a horizontal pipe of varying cross-section. Assuming the flow is streamline and applying the bernoulli equation, show that pressure in the pipe is greatest where cross-sectional area is greatest.

  86. physics

    a fluid flows through a horizontal pipe of varying cross-section. Assuming the flow is streamline and applying the bernoulli equation, show that pressure in the pipe is greatest where cross-sectional area is greatest.

  87. math

    The average air pressure at sea-level will support the column of mercury in a mercury barometer to a height of 760 mm (29.92 in.). If water were used in place of mercury in the barometer, what would be the height of the water column at average sea-level

  88. math

    In 1654 Blaise Pascal invented Pascal's triangle,for which the first four rows are given: 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1 --1 6 15 20 15 6 1 --1 7 21 35 35 21 7 1 Determine the ratio of the sums of the terms of the seventh and eighth rows. Is

  89. Philosophy

    1.What is Pascal's Wager? A.A bet that one cannot lose B.An argument for probability theory C.An argument for the existence of God D.An argument for why you should believe in God E.None of the above 2.Who was Pascal? A.A painter B.A bishop C.A

  90. physics

    is fluid pressure constant?

  91. fluid mechanics

    Submarine Explosion ----------------------------- A large mass of incompressible, inviscid fluid contains a spherical bubble obeying Boyle's Law: p V = constant At great distances from the bubble, the pressure is zero. Neglecting body forces, show that the

  92. statistics

    Your customer is using a 620R to deliver fluid to a 25 liter bottle. He calls you and says the delivery rate has a lot of pulsation at the delivery pressure he is operating. If the bottles are not seated exactly in the holder, which happens often the first

  93. physics

    Two chambers are filled with a fluid. The ceiling of chamber 1 is at the same level as the floor of chamber 2. The pressure at the floor of chamber 2 is 1.2 × 105 Pa. If the area of the ceiling of chamber 1 is 2.0 m2, what is the magnitude F of the force

  94. physic

    an ideal fluid flows through a pipe hat runs up an incline and gradually rises to a height H. The cross sectional area of the pipe is uniform. compared with the flow at the bottom of the incline, the flow at the top is a) moving slower at lower pressure b)

  95. physics

    A horizontal water main with a cross-sectional area of 206 cm2 necks down to a pipe of area 42.4 cm2. Meters mounted in the flow on each side of the transition coupling show a change in gauge pressure of 71.0 kPa. Determine the flow rate through the

  96. physics

    Explain why the pressure at depth h in a stationary fluid is `rho g h.

  97. Physics

    Explain why the pressure at depth h in a stationary fluid is `rho g h.

  98. fluid mechanics

    I have got differential pressure from an inclined manometer to be 2.8kPa and density of the fluid is 784kg/m^3. I need to calculate the manometer datum height. how do i do tht?? i already did it using formula pressure=density*g*h but i want ans to be 0.165

  99. fluid mechanics

    I have got differential pressure from an inclined manometer to be 2.8kPa and density of the fluid is 784kg/m^3. I need to calculate the manometer datum height. how do i do tht?? i already did it using formula pressure=density*g*h but i want ans to be 0.165

  100. fluid mechanics

    I have got differential pressure from an inclined manometer to be 2.8kPa and density of the fluid is 784kg/m^3. I need to calculate the manometer datum height. how do i do tht?? i already did it using formula pressure=density*g*h but i want ans to be 0.165

Pages

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13
  14. 14
  15. 15
  16. 16
  17. 17
  18. 18
  19. 19
  20. 20