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16 sie 2021 · In equation form, Archimedes’ principle is. FB = wfl, (6.6.1) (6.6.1) F B = w f l, where FB F B is the buoyant force and wfl w f l is the weight of the fluid displaced by the object. Archimedes’ principle is valid in general, for any object in any fluid, whether partially or totally submerged.
The mass of the displaced fluid can be expressed in terms of the density and its volume, m = ρV. The fluid displaced has a weight W = mg, where g is acceleration due to gravity. Therefore, the weight of the displaced fluid can be expressed as W = ρVg .
In simple terms, the principle states that the buoyant force (F b) on an object is equal to the weight of the fluid displaced by the object, or the density of the fluid multiplied by the submerged volume (V) times the gravity (g)
You can calculate the buoyancy force either directly by computing the force exerted on each of the object’s surfaces, or indirectly by finding the weight of the displaced fluid. If an object is completely submerged, the volume of the fluid displaced is equal to the volume of the object.
This is important because the two volumes could be different if the object is only partially submerged in the fluid. The short answer is that we need to use the volume of the fluid displaced V f l u i d in the formula because the displaced fluid is the factor that determines the buoyant force.
16 sie 2023 · Students use the water displacement method to find the volume of different rods that all have the same mass. They calculate the density of each rod and use the characteristic density of each material to identify all five rods.
21 lis 2023 · In order to calculate the volume of water displaced by an object, a person would need to take the volume of the water after the object is submerged - the starting volume of the water...
