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Diffusion, Osmosis
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∙ 14y ago
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why not consider lateral earth pressure coefficient for hydrostatic pressure?
I think , hydrostatic pressure below the ground table is the same in all direction.i.e k=1
What is the differences in fluid pressure create buoyant force on an object?
its because the water puts fluid pressure everywhere on the object which creates a bouyant force.
How do you calculate hydrostatic pressure?
Do you know what a manometer is? OK, sorry, I didn't mean to be short with you, but I got cut off. What we need to do is mearuse the pressure before the restriction and then after. If it is just water, then simple gauges can do that just measuring the pressure drop. In PSI or whatever. In gases we do need to pull out our manometer and measure before and afte. This can be water, mercury, or any fluid. Sorry, I'm going to have to work on this later. This system is screwing up.
Calculate the hydrostatic difference in blood pressure between the brain and the foot in a person of height 1.83mthe density of blood is 1.06103 kgm3?
We estimate the pressure difference (specifically due to hydrostatic effects) as follows:Δp = ρgΔh =(pgh1-pgh2)(1.06 × 103 kg/m3) (9.8m/s2) (1.83 m-0) =1.90 × 104 Pa .
Materials are driven out of the glomerulus into the glomerular capsule because of?
osmotic pressure
Is osmosis driven by hydrostatic fluid typically blood pressure in body?
No filtration
Is the capillary hydrostatic pressure always higher than the interstitial fluid hydrostatic pressure?
no
How shall you make the hydrostatic pressure test or the steps to follow?
procedures in testing hydrostatic pressure in fluid(water)
What force is exerted on an object by a fluid when the fluid is not moving?
A static fluid will exert hydrostatic pressure on its container. Hydrostatic pressure is equal to the density ρ of the fluid multiplied by gravity g and the depth h:P = ρ g h
What reflects balance between the direction and amount of fluid that flows across capillary walls?
Hydrostatic and osmotic pressure.
What is hydrostatic pressure used for drilling oil wells?
In Drilling terminology, hydrostatic pressure is "The pressure exerted on a column of fluid at rest". This said, an oil well is just a column of fluid. Hydrostatic pressure is used to control the formation pressure in a well in order to prevent a "kick" (an influx of fluid into the well bore) or a blow-out (an uncontrolled influx of fluid into the well bore). Hydrostatic Pressure is calculated by a simple calculation = depth in meters x weight of drilling fluid in kg/m3 x gravity constant of 0.00981. IE. drilling at a depth of 3459m with drilling fluid that weighs 1120 kg/m3 would give you a Hydrostatic pressure of 38005 kpa. This is the amount of pressure that is being exerted on the formation at 3459m
Which force favors blood filtration?
Capillary hydrostatic pressure and interstitial fluid osmotic pressure
What is filtration pressure?
is the force responsible for moving fluid across capillary walls. It is the difference between net hydrostatic pressure and net osmotic pressure. NFP= Net hydrostatic pressure - net osmotic pressure
What is the force of fluid pressing outward against the vessel wall?
hydrostatic pressure
What factor will increase the net filtration pressure to move fluid out of the capillaries?
Increased blood hydrostatic pressure.
What is the function of the coelomic fluid?
The coelomic fluid acts as a hydrostatic skeleton in some organisms, such as annelids. The pressure of the fluid is used to produce movement, such as burrowing. It is also important for osmoregulation and circulation.
The inward pulling force of particles in the vascular fluid is called what?
interstitial hydrostatic pressure.
