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If for a fluid in motion, the pressure at a point is the same in all directions, then the fluid is
- a)A real fluid
- b)A Newtonian fluid
- c)An ideal fluid
- d)A Non-Newtonian fluid
Correct answer is option 'C'. Can you explain this answer?
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If for a fluid in motion, the pressure at a point is the same in all ...
An ideal fluid is a fluid that has several properties, including the fact that it is
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Incompressible - the density is constant with respect to pressure.
Irrotational - the flow is smooth, with no turbulence.
Nonviscous - (Inviscid) fluid has no internal friction (η = 0)
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If for a fluid in motion, the pressure at a point is the same in all ...
Explanation:
Ideal Fluids:
An ideal fluid is a fluid that is incompressible and has no viscosity. Ideal fluids are theoretical and do not exist in reality. However, they are useful in simplifying fluid dynamics problems.
Pressure in an Ideal Fluid:
In an ideal fluid, the pressure at a point is the same in all directions. This means that the pressure is isotropic. The pressure at a point in an ideal fluid is determined only by the depth of the point below the surface of the fluid and the density of the fluid.
Newtonian Fluids:
A Newtonian fluid is a fluid that has a constant viscosity at different shear rates. Newtonian fluids are the most common type of fluid, and they include water and air.
Real Fluids:
Real fluids are fluids that do not behave like ideal fluids. They have viscosity, compressibility, and other characteristics that make them more complex than ideal fluids. Real fluids include most liquids and gases, including water and air.
Non-Newtonian Fluids:
Non-Newtonian fluids are fluids that do not have a constant viscosity. The viscosity of non-Newtonian fluids can change depending on the shear rate, time, and other factors. Examples of non-Newtonian fluids include blood, ketchup, and toothpaste.
Conclusion:
The pressure at a point in an ideal fluid is the same in all directions. Therefore, if the pressure at a point in a fluid in motion is the same in all directions, then the fluid must be an ideal fluid.
Ideal Fluids:
An ideal fluid is a fluid that is incompressible and has no viscosity. Ideal fluids are theoretical and do not exist in reality. However, they are useful in simplifying fluid dynamics problems.
Pressure in an Ideal Fluid:
In an ideal fluid, the pressure at a point is the same in all directions. This means that the pressure is isotropic. The pressure at a point in an ideal fluid is determined only by the depth of the point below the surface of the fluid and the density of the fluid.
Newtonian Fluids:
A Newtonian fluid is a fluid that has a constant viscosity at different shear rates. Newtonian fluids are the most common type of fluid, and they include water and air.
Real Fluids:
Real fluids are fluids that do not behave like ideal fluids. They have viscosity, compressibility, and other characteristics that make them more complex than ideal fluids. Real fluids include most liquids and gases, including water and air.
Non-Newtonian Fluids:
Non-Newtonian fluids are fluids that do not have a constant viscosity. The viscosity of non-Newtonian fluids can change depending on the shear rate, time, and other factors. Examples of non-Newtonian fluids include blood, ketchup, and toothpaste.
Conclusion:
The pressure at a point in an ideal fluid is the same in all directions. Therefore, if the pressure at a point in a fluid in motion is the same in all directions, then the fluid must be an ideal fluid.
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If for a fluid in motion, the pressure at a point is the same in all directions, then the fluid isa)A real fluidb)A Newtonian fluidc)An ideal fluidd)A Non-Newtonian fluidCorrect answer is option 'C'. Can you explain this answer?
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