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flow become turbulent. for ex. if Re <2000 flow is turbulent and if Re >4000 flow is turbulent and if RE is in between these values the flow is in transition region

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Reynolds number in terms of inertial force and viscous force?

The Reynolds number is a dimensionless quantity used to predict flow patterns in different fluid flow situations. It is defined as the ratio of inertial forces to viscous forces in a fluid flow. A high Reynolds number indicates that the flow is more turbulent, while a low Reynolds number suggests that the flow is more laminar.


What happen to diffraction pattern if number of slits increased?

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What is the relationship between drag coefficient and Reynolds number in fluid dynamics?

In fluid dynamics, the drag coefficient and Reynolds number are related. The drag coefficient is a measure of how much resistance an object experiences when moving through a fluid, while the Reynolds number is a dimensionless quantity that describes the flow of the fluid around the object. Generally, as the Reynolds number increases, the drag coefficient decreases, indicating that the object experiences less resistance as the flow becomes more turbulent.


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To determine the Reynolds number for a fluid flow system, you need to know the fluid's velocity, density, viscosity, and characteristic length. The formula for Reynolds number is Re (density x velocity x length) / viscosity. This number helps predict the flow regime of the fluid, whether it is laminar or turbulent.


What does the Reynolds number represent in fluid dynamics?

The Reynolds number in fluid dynamics represents the ratio of inertial forces to viscous forces in a fluid flow. It helps determine whether the flow is laminar or turbulent.