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Fluid is a substance that does not possess a definite shape and easily yields to external pressure. Fluid is any liquid or gas or any material that is unable to withstand a shearing or tangential force, when at rest. When the said forces are applied to the fluid, it goes through a continuous change in shape.
In physics, a fluid is a liquid, gas, or other material that may continuously move and deform (flow) under an applied shear stress, or external force. They have zero shear modulus, or, in simpler terms, are substances which cannot resist any shear force applied to them.. Although the term fluid generally includes both the liquid and gas phases, its definition varies among branches of science.Definitions of solid vary as well, and depending on field, some substances can have both fluid and ...
FLUID definition: 1. a substance that flows and is not solid: 2. smooth and continuous: 3. If situations, ideas, or…. Learn more.
6 days ago · Fluid Definition in Physics. In Physics, the fluid definition is: A fluid is a substance that continually flows or deforms when we subject it to shear stress or external force. The fluid is one of the phases of matter and we consider fluids like liquids, gases, and plasmas.
fluid: [adjective] having particles that easily move and change their relative position without a separation of the mass and that easily yield to pressure : capable of flowing. subject to change or movement.
Aug 7, 2021 · A fluid is a material that flows under a shear force. Most fluids are liquids or gases. Examples include air and water. A fluid is a material that flows or continuously deforms under a shear (tangential stress). In other words, a fluid has zero shear modulus.. Liquids, gases, and plasma are fluids. However, some solids behave as fluids as well. For example, pitch is a solid with a high viscosity that (very) slow flows.
fluid mechanics, science concerned with the response of fluids to forces exerted upon them. It is a branch of classical physics with applications of great importance in hydraulic and aeronautical engineering, chemical engineering, meteorology, and zoology. The most familiar fluid is of course water, and an encyclopaedia of the 19th century ...
Fluid, any liquid or gas or generally any material that cannot sustain a tangential, or shearing, force when at rest and that undergoes a continuous change in shape when subjected to such a stress. A characteristic property of fluids is flow. Learn more about fluids, including various models.
Feb 20, 2022 · Figure 11.1.1 11.1. 1: (a) Atoms in a solid always have the same neighbors, held near home by forces represented here by springs. These atoms are essentially in contact with one another. A rock is an example of a solid. This rock retains its shape because of the forces holding its atoms together. (b) Atoms in a liquid are also in close contact ...
Fluid definition: a substance, as a liquid or gas, that is capable of flowing and that changes its shape at a steady rate when acted upon by a force tending to change its shape.. See examples of FLUID used in a sentence.
