calculate the force required to pull a copper ball of radius 2.00 cm upward through a fluid at the constant speed 9.00 cm/s. Take the drag force to be proportional to the speed, with proportionality constant 0.950 kg/s. Ignore the buoyant force.

Q: A cube of pine wood, of side length 20 cm is held underwater. Ppine = 550 kg/m³ Pwater= 1000 kg/m³…

A: Length of the cube is l = 20 cm Density of the cube is ρc=550 kgm3 Density of water is ρw=1000 kgm3

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A:

Q: The aorta in humans has a diameter of about 2.0 cm, and at certain times the blood speed through it…

A:

Q: Consider a business jet, like the Gulfstream G550, flying at a standard altitude of 30,000 ft and V1…

A:

Q: Pure water flows through a horizontal artery. At the wide end its speed is 40 cm/s and the…

A: According to Bernoulli's equation of conservation of energy for fluids P1+12ρV12+ρgh1=P2+12ρV22+ρgh2…

Q: Under what conditions would a metal sphere dropping through a viscous liquid be in equilibrium?

A:

Q: When a block of mass m of unknown density is hung in air, its weight is found to be w = 4.90 N. When…

A: Given, Weight of block in air,wair=4.9 N Weight of block in water,wwater=4.35 N Density of…

Q: What is the difference between the hydrostatic pressure of blood between the brain and the soles of…

A: Write the equation for the hydrostatic pressure of blood between the brain and the soles of the feet…

Q: Question 14 1 Hydraulic Balance. A crate was placed on top of a 3.00 [m²] massless platform. An M =…

A: Given: The mass at a cross-section area of 3 m2 is m. The mass at the cross-section area of 0.5 m2…

Q: A horizontal pipe narrows from a radius of 0.220 m to 0.110 m. If the speed of the water is 1.50 m/s…

A: Given data: Radius of Larger pipe (r1) = 0.220 m Radius of smaller pipe (r2) = 0.110 m Speed of…

Q: For compressible fluid flow in a pipe, having a decrease in specific gravity, what will be the…

A: Given, A compressible fluid means the density of fluid will change During flowing into the pipe,…

Q: A toy duck is floating on the water. The average density of the duck is ρd = 640 kg/m3, while the…

A:

Q: 22 In a Hydraulic piston of radius r1=5 cm and r2=50 cm for the small and large pistons…

A: Answer :- the pressure is same both ends according to workin principle of hydralic piston   pressure…

Q: Can capillary action be solely responsible for sap rising in trees? To answer this question,…

A: Height, h =100 m density, d = 1050 kg/m3 Surface tension of water, T = 7.2 x 10-4 N/m

Q: What should be the average velocity of water in a tube of radius 0.005m so that the flow is just…

A: The radius (r) of the tube is 0.005 m. Therefore, the diameter (d) of the tube will be 0.01 m.…

Q: Ps nd the speed (in m/s) of the gasoline as it leaves the hose. m/s nd the fluid flow rate in cubic…

A:

Q: An ideal fluid, of density 0.90 x 103 kg/m3, flows at 6.0 m/s through a level pipe with radius of…

A: We use the continuity equation A1v1=A2v2

Q: A mixing beater consists of three thin rods, each 11.0 cm long. The rods diverge from a central hub,…

A: A) The power required to spin the beater can be found as, Here, τ and ω represent the net torque,…

Q: Discuss the effect of varrying the pipe radius at constant height difference on the fluid's speed…

A:

Q: Thick molten salt solution (SG: 1.546) flows through a special equilateral triangular pipe with each…

A: The mass flow rate is given by, m˙ = ρV˙, where ρ is the density, and V˙ is the volume flow rate of…

Q: The aorta in humans has a diameter of about 2.0 cm, and at certain times the blood speed through it…

A: Given,

Q: please help

A: Given,

Q: The Venturi tube shown in Figure P9.48 may be used as a fluid flowmeter. Suppose the device is used…

A: (a) Using the equation of continuity,

Q: What is the greatest average speed (in m/s) of blood flow at 37° C in an artery of radius 1.70 mm if…

A: Radius (r) = 1.70 mm                 r = 1.70 × 10-3 m Diameter (d) = 2 ×1.70 × 10 -3 m…

Q: 1. A small metal pan of length 100cm, width 20cm and depth 4cm is floating in water. When a uniform…

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Q: The radius of a given capillary 0.0123 dm. A liquid whose density is 0.800 g/cc rises in this…

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Q: A solid sphere of radius 'R' is kept with its centre at a depth '2R' in a liquid of density 'P'. If…

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Q: Caught in an avalanche, a skier is fully submerged in flowing snow of density 96 kg/m3. Assume that…

A: Since the skier is fully submerged in the snow, the volume of the snow displaced will be equal to…

Q: An unknown fluid flows through a pipe at a constant rate of 160 m3/s. How fast will it move in a…

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Q: Find the density of a fluid (in kg/m³) in which a hydrometer having a density of 0.880 g/mL floats…

A: Write the expression for the fraction of submerged volume.

Q: What is the Reynolds number ??Re for blood leaving the heart through the aorta if the diameter of…

A: Reynolds no. is ratio of inertial forces to viscous forces of a fluid which is exposed to relative…

Q: A fluid is flowing through a pipe that constricts to half its initial radius as shown in the figure.…

A:

Q: In a continuous pipe where the fluid is flowing, as the diameter of the pipe increases, the velocity…

A: In a continuous flow pipe the product of density, velocity and area of cross section is constant.…

Q: The Venturi tube discussed in Example 14.8 and shown in figure may be used as a fluid flowmeter.…

A: Given Data: The density of a fluid is, ρ=7×102 kg/m3 The inlet hose radius is, r1=2.4 cm The outlet…

Q: Water is moving at a velocity of 2.50 m/s through a hose with an internal diameter of 1.60 cm. (a)…

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Q: A mass of 0.125 kg is dropped from rest within a fluid and obtains 80% of its maximum speed after a…

A: Given information: Here, m is the object’s mass and t is the time in which the body obtained 80 %…

Q: A particle of equivalent diameter 0.3 mm, density of 2000 kg/m3 and a sphericity of 0.6 falls freely…

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Q: Scientist found evidence that mars may once have had an ocean that is 0.500 km deep. The…

A: Consider a fluid as shown below:     The fluid pressure increases with the depth of the fluid. Point…

Q: Calculate the rise of water inside a clean glass capillary tube of radius 0.1 mm , when immersed in…

A:

Q: Pure water flows through a horizontal artery. At the wide end its speed is 40cm/s and the difference…

A: Bernoulli's equation is,…

Q: A plate extending from depth y = 2 m to y = 5 m is submerged in afluid of density p = 850 kg/m3• The…

A: Given, Density, ρ=850 kg/m3.

Q: Find the density of a fluid (in kg/m3) in which a hydrometer having a density of 0.700 g/mL floats…

A:

Q: A body has a weight of 160 N when weighed in air and a weight of 120N when totally immersed in a…

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Q: Consider a fluid with uniform density 2300 kg/m3 within a large container. At a distance of 20…

A: Given data: The uniform density of the fluid is ρ=2300 kg/m3. The position of the surface below the…

Q: Why is a force exerted by a static fluid on a surface always perpendicular to the surface?

A: The Third Law of Newton states that "For every action, there is an equal and opposite reaction. We…