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Average friction coefficient Formula

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The Average Friction Coefficient is the average value of the relative ease of initiating or sustaining relative motion between two, usually solid, bodies that are being pressed together. Check FAQs

C f L = 1.328 \cdot {Re x}^{- 0.5}

C_fL - Average Friction Coefficient?Re_x - Reynolds Number(x)?

Average friction coefficient Example

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Here is how the Average friction coefficient equation looks like with Values.

Here is how the Average friction coefficient equation looks like with Units.

Here is how the Average friction coefficient equation looks like.

0.4606 = 1.328 \cdot {8.314}^{- 0.5}

0.4606 = 1.328 \cdot {8.314}^{- 0.5}

0.4606 = 1.328 \cdot {8.314}^{- 0.5}

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Average friction coefficient Solution

Follow our step by step solution on how to calculate Average friction coefficient?

FIRST Step Consider the formula

C f L = 1.328 \cdot {Re x}^{- 0.5}

Next Step Substitute values of Variables

∴

C f L = 1.328 \cdot {8.314}^{- 0.5}

Next Step Prepare to Evaluate

∴

C f L = 1.328 \cdot {8.314}^{- 0.5}

Next Step Evaluate

∴

C f L = 0.460567262744703

LAST Step Rounding Answer

∴

C f L = 0.4606

Average friction coefficient Formula Elements

Variables

Average Friction Coefficient

The Average Friction Coefficient is the average value of the relative ease of initiating or sustaining relative motion between two, usually solid, bodies that are being pressed together.

Symbol: C_fL

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Average Friction Coefficient

Reynolds Number(x)

Reynolds number(x) at a distance X from the leading edge.

Symbol: Re_x

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Reynolds Number(x)

Other formulas in Laminar Flow category

Go Hydrodynamic boundary layer thickness at distance X from leading edge

𝛿hx = 5 \cdot x \cdot {Re x}^{- 0.5}

Go Thermal boundary layer thickness at distance X from leading edge

𝛿Tx = 𝛿hx \cdot {Pr}^{- 0.333}

Go Displacement thickness

𝛿 d = \frac{𝛿hx}{3}

Go Momentum thickness

θ = \frac{𝛿hx}{7}

How to Evaluate Average friction coefficient?

Average friction coefficient evaluator uses Average Friction Coefficient = 1.328*Reynolds Number(x)^(-0.5) to evaluate the Average Friction Coefficient, Average friction coefficient formula is defined as a dimensionless quantity that characterizes the frictional force between a fluid and a solid surface, typically used to analyze the flow over a flat plate, providing a crucial parameter in understanding the drag forces and heat transfer in various engineering applications. Average Friction Coefficient is denoted by C_fL symbol.

How to evaluate Average friction coefficient using this online evaluator? To use this online evaluator for Average friction coefficient, enter Reynolds Number(x) (Re_x) and hit the calculate button.

FAQs on Average friction coefficient

What is the formula to find Average friction coefficient?

The formula of Average friction coefficient is expressed as Average Friction Coefficient = 1.328*Reynolds Number(x)^(-0.5). Here is an example- 0.460567 = 1.328*8.314^(-0.5).

How to calculate Average friction coefficient?

With Reynolds Number(x) (Re_x) we can find Average friction coefficient using the formula - Average Friction Coefficient = 1.328*Reynolds Number(x)^(-0.5).

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