Calculate the force required to take away a flat plate of radius 5cm from the surface of water. Given surface tension of water=72 dyne/cm.

Q: The hydrostatic pressure experienced by a scuba diver at 40 meters below the surface of the ocean is…

A: As we go down the iicena ,the pressure increases as the water exerts a pussh .

Q: Fi'w A stone of weight 62 N is tied to a scale and lowered completely into water. The reading of the…

A: Weight is a measure of the force of gravity pulling down on an object. It depends on the object’s…

Q: A spherical particle falling at a terminal speed in a liquid must have the gravitational force…

A: Concept: The terminal speed is achieved when the gravitational force acting on falling spherical…

Q: Determine the force exerted by seawater (sp. gravity = 1.025) on the curved portion AB of an oil…

A: The pressure inside liquid is only dependent on the height of liquid above the point of concern. The…

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

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Q: What force is required (Fapp ) to hold it completely submerged under water? Q(1): A table-tennis…

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Q: Why A drop of liquid under no external forces is always spherical in shape

A: Clothes have narrow pores that behave like capillaries, now we know that the rise of liquid in a…

Q: A circular plate with radius 6 m is submerged vertically in water as shown. Express the hydrostatic…

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Q: A rock has mass 1.80 kg. When the rock is sus- pended from the lower end of a string and totally…

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Q: Say a ship floats on still, regular water. If its weight is exactly equal to the weight of water…

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Q: If a 10-kg mass is placed in the water, the buoyant force should be greater than 980 N so that the…

A: Given: The mass of the object is 10 kg. We need to if the given statement in the question is true…

Q: A spherical particle falling at a terminal speed in a liquid must have the gravitational force…

A: Drag force and buoyant force can be expressed as, FD=6πηRvFB=ρ1Vg

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: Consider a m-350kg sphere, made of metal whose density is ps=4200kg/m3. It is attatched to a ripe…

A: The buoyancy force is equal to the weight of the fluid displaced by the object. It is given as FB =…

Q: You observe that a solid cube of some material floats on the surface of an oil puddle at a service…

A: The expression from principle of buoyancy is,

Q: Question 009D: Complete the following questions involving the amount of Force that is exerted on a…

A: Density , ρ = 1200 kg/m3  Gravity , g = 6 m/s2  Width = 2y + 803.333 Depth = 40 - y To find = Force

Q: A small boat has mass  M = 84.0 kg and can displace 0.770 m3 (203 gallons) of water before sinking.…

A: The buoyancy force balances the weight of the cargo ship. According to Archimedes principle, weight…

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: A typical piece of wood has a density of 750 kg/m?. How many 15.0 gram metal army men (or Barbies -…

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Q: How much force is needed to hold a nearly weightless but rigid 1-L carton beneath the surface of…

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Q: A trough is filled with a liquid of density 865 kg/m3. The ends of the trough are equilateral…

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Q: Why does the hydrostatic force on one side of a vertical object submerged in water need to be…

A: In order to determine the hydrostatic force against a vertical plate or wall or dam in a fluid we…

Q: When holding a large quantity of inspired air in her lungs, a 22 kg girl has a body volume of 0.025…

A: Solution:-

Q: What is supposed to be the depth of floatation of a log with a diameter of 1.2m, and 3m long when it…

A: The given values are,

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

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Q: Suppose we have a container with a layer of water covered by a layer of oil (D = 700 kg/m3 ).  Let’s…

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Q: A horizontal pipe widens from a radius of 0.150 m to 0.280 m. If the speed of the water is 1.40 m/s…

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Q: m on a side and a height h this object A rectangular parallelepiped with a square base d is floating…

A: We need to calculate the height of parallelopiped in the water.

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: Why is it easier to float in saltwater than in fresh water?

A: Adding salt in the water makes it denser. And objects float easier on denser fluid. Density can be…

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

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Q: A stone is suspended by a mass-less string. When it is in air, the tension in the string is 45.8 N.…

A: Tension in string when it was, air =45.8 N Tension in string when it was, water= 32.6 N Tension in…

Q: Why are persons who are confined to bed less likely to develop bedsores on their bodies if they rest…

A: We know, the equation for pressure is Hence, pressure is inversely proportional to area.

Q: Which has the greater density—5 kg of air at atmospheric pressure (that means, the air you breath)…

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Q: A lobster tank in a restaurant is 0.75m0.75m long by 0.5m wide by 40cm deep. Taking the density of…

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

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Q: A horizontal pipe widens from a radius of 0.140 m to 0.300 m. If the speed of the water is 2.00 m/s…

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Q: Determine the buoyant force of a copper cube (Pcopper = 8.96 kg/m³) of side 0.15 cm submerged into…

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Q: A 0.9 m² solid object of spec. gravity = 0.9 partially submerged in seawater of density 1026 kg/m³.…

A: Here we can use Newton laws of motion

Q: Do fluids exert buoyant forces in a “weightless” environment, such as in the space shuttle?

A: As we know,  The upward force exerted on objects submerged in fluids is known as buoyant force.…

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: The viewing portion of the rectangular glass window in a fish tank is 63 inches wide and runs from…

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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…