To lift a wire ring of radius 1.75 cm from the surface of a container of blood plasma, a vertical force of 1.61 x 10-2 N greater than the weight of the ring is required. Calculate the surface tension of blood plasma from this information.

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

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Q: There is double the fluid pressure at an ocean depth of 200 feet than there is at a depth of 100…

A: There is double the fluid pressure at an ocean depth of 200 feet than there is at a depth of 100…

Q: By what factor will the flow rate of a viscous fluid through a needle change if the needle radius is…

A: SOlution: Given that P1-P2 reduced 1/4th , New Pressure P'1-P'2 =( P1-P2)/4 needle radius is doubled…

Q: Given the density of He = 0.179 kg/m^3 and density of air = 1.29 kg/m^3. What formulas can be used…

A: Given Data; Helium: Density, ρHe=0.179 kg/m3 Air: Density, ρAir=1.29 kg/m3 Load, m=100 kg

Q: is a measure of degree to which a fluid will resist flow O Barometer O Rho O Density O Coefficient…

A: The Correct option is d i.e  coefficient of viscosity. Let's check each option one by one A)…

Q: What is the principal cause of action of the buoyant force on a body submerged partially or fully in…

A: Explanation: According to Archimedes's principle states that a body partially or fully submerged in…

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Q: In Fig Q3, a solid cube of sides 0.15 m is suspended vertically by a cable and is fully immersed (c)…

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Q: The plunger and the needle of a hypodermic syringe have areas of 0.5 cm2 and 0.0006 cm2 ,…

A: Given Area of plunger A = 0.5 cm2 = 0.5*10-4 m2 Force applied F = 5.5N

Q: 1. Bernoulli's equation can be directly applied to viscous flow. a. True b. False 2. A chocolate bar…

A: 1. False, Bernoulli's equation does not include viscous forces, since Bernoulli's equation is based…

Q: Blood is placed in a bottle 1.40 m above a 3.8-cm-long needle, of inside diameter 0.40 mm, from…

A: The pressure inside the bottle is

Q: An ocean-going research submarine has a 40.0-cm-diameter window 8.60 cm thick. The manufacturer says…

A: Diameter, d = 40 cm = 0.4 m  Radius, r = d2 = 0.2 m  Magnitude of force, F = 1.20×106 N  Pressure…

Q: why blood cannot be strictly analyzed as an ideal fluid ?

A: Viscosity is an intrinsic property of the fluid that relates, to the internal friction of adjacent…

Q: A pirate's treasure chest lies 67.4 m below the surface of Lake Ontario. What is the absolute…

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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: A patient receiving blood transfusion with a bottle containing blood elevated 75cm above the arm of…

A: Pressure of the blood and the inlet of needle .P=ρghFor blood density ρ=1060 kg/m3…

Q: What is the pressure inside an alveolus having a radius of 2.50 X 10 m if the surface tension of the…

A: radius, r = 25 m  surface tension,  T = 0.025 N/m

Q: A hypodermic needle is 3.0 cm in length and 0.30 mm in diameter. What pressure difference between…

A: Given,

Q: A trough is full of liquid of weight density 9,000 N/m³. The ends of the trough are equilateral…

A: Option d is the right ans.

Q: A U-shaped tube holds two liquids in static equilibrium: water kg (Pwater = 1000 -) and oil of…

A:

Q: What is the pressure inside an alveolus having a radius of 2.5X10^-4 m if the surface tension of the…

A: To find the pressure

Q: A swimming pool is in the shape of a rectangular parallelepiped a ft long, b ft wide, and c ft deep.…

A:

Q: A ship floating in sea water displaces 125 m, Detail: i. the weight of the ship if sea water has a…

A:

Q: What radius needle should be used to inject a volume of 500 cm3 of a solution into a patient in 30…

A:

Q: Bowling balls are roughly the same size but come in a variety of weights. Given that the official…

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Q: What is the lift (in Newton) due to Bernoulli’s principle on a wing of area 80 m2 if the air passes…

A:

Q: Water flows out through a pipe with a cross sectional area of 1.6 m2 without friction at a rate of…

A: Formula of volume flow rate is as follows; Q=Av…

Q: The density of oil is less than that of water, yet a loaded oil tanker sits lower in the water than…

A: According to the Archimedes’ principle, the upward buoyant force experienced by an object submerged…

Q: Crew members attempt to escape from a damaged submarine 80 m below the surface. What force must be…

A:

Q: Blood is placed in a bottle 1.40m above a 3.8 cm long needle of inside diameter 0.40mm, from which…

A: The pressure inside the bottle can be obtained as p=ρgh=1020kg/m39.8m/s21.40m=1.4×104 Pa

Q: If a Boeing 737 has a mass of 20,000 kg and a total wing area of 100 m2, what difference in pressure…

A: a) The pressure difference of Boeing 737In airplane, the weight of the airplane is balanced by lift…

Q: - An empty plastic jar has a volume of 1 and its owvn mass of 100 g. What mass of Tead shot can it…

A: Given: The volume of the jar is 1 L. The mass of the jar is 100 g = 0.1 kg. The density of the water…

Q: the plunger and the needle of a hypodermic syringe have areas of 0.5 cm^2 and 0.0006 cm^2,…

A: The cross-section area of the plunger is 0.5 cm2. The area of the hypodermic syringe is 0.0006 cm2.…

Q: Is the buoyant force on a submerged object equal to the weight of the object itself or equal to the…

A: A submerged object is completely inside fluid. Buoyant force is unbalanced upward force acting on…

Q: How do I find density in oil using weight of an object if the apparent mass in oil is given? To…

A: When apparent mass is given, apparent weight can be evaluated. The formula for apparent weight is,…

Q: Water from a pipe is coming at a rate of 100 litres per minute. If the radius of the pipe is 5 cm,…

A:

Q: - The density of ice is 900 kg-m3. What fraction of the volume of a piece of ice will be above…

A:

Q: Why is force exerted by static fluids always perpendicular to a surface?

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Q: When the fluid is said to be incompressible, which of the following parameters of the fluid remains…

A: Answer Option ( D - density ) If the fluid is incompressible, then it density will be constant.

Q: What is the specific gravity of the liquid in the left leg of the U-tube manometer as shown in the…

A: We are going use the pressure difference formula to solve the problem. As, you can see the heights…

Q: An object is suspended from a force meter ('spring balance") capable of reading forces to within…

A:

Q: A nozzle with a radius of 0.390 cm is attached to a garden hose with a radius of 0.870 cm. The flow…

A:

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…