10. Three children each having a mass of 37.4 kg make a log raft by lashing together logs of diameter 32 cm and length 1.77 m. How many logs will be needed to keep them afloat? Take the density of the wood to be 0.75 X 103 kg/m.

Q: What outward force (in N) is needed on the outside of a lung to create the pressure P noted in the…

A:

Q: A horizontal hose pipe is lying on the ground and it contains water at a pressure of 110 x10' Pa…

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Q: Water moves through a constricted pipe in steady, ideal flow. At the lower point shown in the figure…

A: (a) The speed at lower section is using continuity equation A1v1=A2v2πr12v1=πr22v2v2=r12r22v1…

Q: What is the absolute pressure at the bottom of a swimming pool that is 1.5 m deep? (Note that water…

A: Pressure can be calculated as,

Q: Water moves through a constricted pipe in steady, ideal flow. At the lower point shown in Figure…

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Q: Fresh water moves at a constant speed through a pipe. The pipe bends upward, but the diameter does…

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Q: An aneurysm is an abnormal enlargement of a blood vessel such as the aorta. Because of an aneurysm,…

A: Given:-  A2=1.7 A1  V1=0.39 m/s  ρ = 1060 kg/m3 Find:-  determine the amount by which the pressure…

Q: Water is pressurized to 3.5 x 105 (Pa) is flowing at 5 m/s in a wide section area A, of a horizontal…

A: Given that Pressure at wide end P1 = 3.5 X 105 Pa Velocity at wide end V1 = 5 m/s Area at wide end…

Q: Water enters a pipeline at a speed of 4 m/s and comes out at a speed of 8 m/s as shown below. If the…

A: Given: The speed of water at point A is 4 m/s. The speed of water at point B is 8 m/s. The pressure…

Q: A sump pump (used to drain water from the basement of houses built below the water table) is…

A: Given: The rate of flowing of water is Q=0.750 L/s. The output pressure is P=3.00×105 N/m2. The…

Q: A sump pump (used to drain water from the basement of houses built below the water table) is…

A: (a). The diameter at the entering point of the hose is 3 cm so the radius will be R1 = 1.5 cm. and…

Q: A hotel builds a water (1.00 g/cm³) fountain that is fed by a d = 14.7 cm diameter cylindrical pipe…

A: GIVEN: Water density ρ = 1g/cm3or 1000kg/m3Din =14.7cmDout5.9cmhbelow= 8.31mhabove= 2.38mvout…

Q: Luigi is attempting to fix some Mushroom Kingdom plumbing. At one point in the plumbing, a…

A: Given Data: The density of the fluid is: ρ=1.31x103 kg/m3 The diameter of the narrower left end is:…

Q: Q6: Water moves through a constricted pipe in steady, ideal flow. At the lower point shown in…

A: Solution:

Q: Oil enters a pipeline at a speed of 2 m/s and comes out at a speed of 12 m/s as shown below. If the…

A: Given Data: The velocity of oil at A is: vA=2 m/s The velocity of oil at B is: vB=12 m/s The…

Q: Oil enters a pipeline at a speed of 2 m/s and comes out at a speed of 12 m/s as shown below. If the…

A: Apply Bernoulli’s equation between points A and B. Here, PA, VA, zA represent the pressure,…

Q: A venturi tube may be used as the inlet to an automobile carburetor. If the inlet pipe 2.0 cm…

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Q: Find the speed of flow in the lower section. m/s b.Find the speed of flow in the upper section m/s…

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Q: 9. A woman is enjoying a tropical drink while lying on a beach. The acceleration due to gravity at…

A: In the given question, We have to determine the gauge pressure.

Q: A tall, open rectangular container is filled with a liquid of density 460 kg/m3. The vertical…

A: Given that, atmospheric pressure ( P0)=1.013x10⁵ Pa Side of square base (a)= 0.06 m liquid  density…

Q: Water enters a pipeline at a speed of 5 m/s and comes out at a speed of 10 m/s as shown below. If…

A: According to the Bernoulli's theorem,…

Q: An Oil company has to pump oil from a tanker truck through an open top, up to a tank 17 m above the…

A: Given: ρ = 978 kg/m3v1 = 3.74 m/sv2 = 0g = 9.8 m/s2h1 = 17 mh2 = 5 m To find: Difference in pressure…

Q: Water flows from the pipe as shown with a speed of 4.0 m/s.a. What is the water pressure as it exits…

A: (a) As the outlet is in contact with the air the water pressure as it exits into the air is air…

Q: Water is pressurized to 3.5 x 105 (Pa) is flowing at 5 m/s in a wide section area A, of a horizontal…

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Q: Water is pumped through a vertical 5.0 cm cement-lined steel pipe to an elevated tank on the roof of…

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Q: Water moves through a constricted pipe in steady, ideal flow. At the lower point shown in the figure…

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Q: An electrical short cuts off all power to a submersible diving vehicle when it is a distance of 28 m…

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Q: Water is pressurized to 3.5 x 105 (Pa) is flowing at 5 m/s in a wide section area A, of a horizontal…

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Q: Please I want answer of this question. Many Thanks

A: Given information: Here, Vi is the initial volume of the liquid chemical, Pf is the pressure of the…

Q: The hydraulic car lift of a service station uses a small piston of radius 2.0 cm. If a 500 N force…

A: Given data:  Radius of small piston (r1) = 2.0 cm Force exerted by small piston (F1) = 500 N Radius…

Q: A water pipe having a 2.70 cm inside diameter carries water into the basement of a house ata speed…

A: Part (a) solution:

Q: A sump pump (used to drain water from the basement of houses built below the water table) is…

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Q: A water pipe having a 2.58 cm inside diameter carries water into the basement of a house at a speed…

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Q: The human lungs can function satisfactorily up to a limit where the pressure difference between the…

A: The density of salt water, ρ= 1045 kg/m3 Gauge pressure: P2-P1=P022    ....Here, P0=1.013×105…

Q: A hotel builds a water (1.00 g/cm³) fountain that is fed by a din = 14.9 cm diameter cylindrical…

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Q: A sump pump (used to drain water from the basement of houses built below the water table) is…

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Q: What is the pressure at a depth of 580 m in a lake? (Pw = 1.00 × 103 kg/m³, Po = 1.01 × 105 Pa, and…

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Q: 1. It has been estimated that a man's heart is about 33xm below his brain. Considering the density…

A: Given:-  h= 33xm  density of the blood is =1.1 X 103 kg/m3  Find:-  what pressure must the heart…

Q: A hotel builds a water (1.00 g/cm³) fountain that is fed by a d = 15.7 cm diameter cylindrical pipe…

A: density of water = 1 g/cm3din = 15.7 cm hbelow = 7.21 m dout = 6.28 cm habove = 2.74 m vout = 34.3…

Q: A sump pump (used to drain water from the basement of houses built below the water table) is…

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Q: In the figure, water flows through a horizontal pipe and then out into the atmosphere at a speedv…

A: In Fluid mechanics, the equation of continuity gives the flow rate of the fluid. It states that the…

Q: Q6: Water moves through a constricted pipe in steady, ideal flow, At the lower point shown in…

A:

Q: A water pipe having a 2.5 cm inside diameter carries water into the basement of a house at a speed…

A: Volume flow rate is constant

Q: A water pipe having a 2.92 cm inside diameter carries water into the basement of a house at a speed…

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Q: Water enters a pipeline at a speed of 5 m/s and comes out at a speed of 10 m/s as shown below. If…

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Variation of pressure

From the equation of pressure, pressure is directly proportional to the applied force.