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Skin Friction Coefficient for Incompressible Flow Formula

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Skin friction coefficient is an important dimensionless parameter in boundary-layer flows. It specifies the fraction of the local dynamic pressure. Check FAQs

c f = \frac{0.664}{\sqrt{Re}}

c_f - Skin friction coefficient?Re - Reynolds Number?

Skin Friction Coefficient for Incompressible Flow Example

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Here is how the Skin Friction Coefficient for Incompressible Flow equation looks like with Values.

Here is how the Skin Friction Coefficient for Incompressible Flow equation looks like with Units.

Here is how the Skin Friction Coefficient for Incompressible Flow equation looks like.

0.0094 = \frac{0.664}{\sqrt{5000}}

0.0094 = \frac{0.664}{\sqrt{5000}}

0.0094 = \frac{0.664}{\sqrt{5000}}

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Skin Friction Coefficient for Incompressible Flow Solution

Follow our step by step solution on how to calculate Skin Friction Coefficient for Incompressible Flow?

FIRST Step Consider the formula

c f = \frac{0.664}{\sqrt{Re}}

Next Step Substitute values of Variables

∴

c f = \frac{0.664}{\sqrt{5000}}

Next Step Prepare to Evaluate

∴

c f = \frac{0.664}{\sqrt{5000}}

Next Step Evaluate

∴

c f = 0.00939037805415735

LAST Step Rounding Answer

∴

c f = 0.0094

Skin Friction Coefficient for Incompressible Flow Formula Elements

Variables

Functions

Skin friction coefficient

Skin friction coefficient is an important dimensionless parameter in boundary-layer flows. It specifies the fraction of the local dynamic pressure.

Symbol: c_f

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Skin friction coefficient

Reynolds Number

The Reynolds number is the ratio of inertial forces to viscous forces within a fluid which is subjected to relative internal movement due to different fluid velocities.

Symbol: Re

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Reynolds Number

sqrt

A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.

Syntax: sqrt(Number)

Other formulas in Hypersonic Flow Parameters category

Go Local Skin-Friction Coefficient

C f = \frac{2 \cdot 𝜏}{ρ e \cdot {u e}^{2}}

Go Local Shear Stress at Wall

𝜏 = 0.5 \cdot C f \cdot ρ e \cdot {μe}^{2}

Go Static Density Equation using Skin Friction Coefficient

ρ e = \frac{2 \cdot 𝜏}{C f \cdot {u e}^{2}}

Go Static Velocity Equation using Skin Friction Coefficient

u e = \sqrt{\frac{2 \cdot 𝜏}{C f \cdot ρ e}}

How to Evaluate Skin Friction Coefficient for Incompressible Flow?

Skin Friction Coefficient for Incompressible Flow evaluator uses Skin friction coefficient = 0.664/sqrt(Reynolds Number) to evaluate the Skin friction coefficient, Skin friction coefficient for incompressible flow formula is defined as the ratio of a constant to the square root of Reynold number. Skin friction coefficient is denoted by c_f symbol.

How to evaluate Skin Friction Coefficient for Incompressible Flow using this online evaluator? To use this online evaluator for Skin Friction Coefficient for Incompressible Flow, enter Reynolds Number (Re) and hit the calculate button.

FAQs on Skin Friction Coefficient for Incompressible Flow

What is the formula to find Skin Friction Coefficient for Incompressible Flow?

The formula of Skin Friction Coefficient for Incompressible Flow is expressed as Skin friction coefficient = 0.664/sqrt(Reynolds Number). Here is an example- 0.00939 = 0.664/sqrt(5000).

How to calculate Skin Friction Coefficient for Incompressible Flow?

With Reynolds Number (Re) we can find Skin Friction Coefficient for Incompressible Flow using the formula - Skin friction coefficient = 0.664/sqrt(Reynolds Number). This formula also uses Square Root Function function(s).

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