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Strickler Formula for Average Height of Roughness Protrusions Formula

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Roughness Value is the arithmetic average of the absolute values of the roughness profile ordinates. Check FAQs

R a = {(21 \cdot n)}^{6}

R_a - Roughness Value?n - Manning’s Roughness Coefficient?

Strickler Formula for Average Height of Roughness Protrusions Example

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Here is how the Strickler Formula for Average Height of Roughness Protrusions equation looks like with Values.

Here is how the Strickler Formula for Average Height of Roughness Protrusions equation looks like with Units.

Here is how the Strickler Formula for Average Height of Roughness Protrusions equation looks like.

0.2561 = {(21 \cdot 0.012)}^{6}

0.2561mm = {(21 \cdot 0.012)}^{6}

0.2561 = {(21 \cdot 0.012)}^{6}

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Strickler Formula for Average Height of Roughness Protrusions Solution

Follow our step by step solution on how to calculate Strickler Formula for Average Height of Roughness Protrusions?

FIRST Step Consider the formula

R a = {(21 \cdot n)}^{6}

Next Step Substitute values of Variables

∴

R a = {(21 \cdot 0.012)}^{6}

Next Step Prepare to Evaluate

∴

R a = {(21 \cdot 0.012)}^{6}

Next Step Evaluate

∴

R a = 0.000256096265048064m

Next Step Convert to Output's Unit

∴

R a = 0.256096265048064mm

LAST Step Rounding Answer

∴

R a = 0.2561mm

Strickler Formula for Average Height of Roughness Protrusions Formula Elements

Variables

Roughness Value

Roughness Value is the arithmetic average of the absolute values of the roughness profile ordinates.

Symbol: R_a

Measurement: LengthUnit: mm

Note: Value should be greater than 0.

Formulas to find Roughness Value

Manning’s Roughness Coefficient

Manning’s Roughness Coefficient represents the roughness or friction applied to the flow by the channel.

Symbol: n

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Manning’s Roughness Coefficient

Other formulas in Average Velocity in Uniform Flow in Channels category

Go Boundary Shear Stress

ζ 0 = γ l \cdot R H \cdot S

Go Specific Weight of Liquid given Boundary Shear Stress

γ l = \frac{ζ 0}{R H \cdot S}

Go Hydraulic Radius given Boundary Shear Stress

R H = \frac{ζ 0}{γ l \cdot S}

Go Slope of Channel Bottom given Boundary Shear Stress

S = \frac{ζ 0}{γ l \cdot R H}

How to Evaluate Strickler Formula for Average Height of Roughness Protrusions?

Strickler Formula for Average Height of Roughness Protrusions evaluator uses Roughness Value = (21*Manning’s Roughness Coefficient)^(6) to evaluate the Roughness Value, The Strickler Formula for Average Height of Roughness Protrusionsis defined as the roughness height of the flow. Roughness Value is denoted by R_a symbol.

How to evaluate Strickler Formula for Average Height of Roughness Protrusions using this online evaluator? To use this online evaluator for Strickler Formula for Average Height of Roughness Protrusions, enter Manning’s Roughness Coefficient (n) and hit the calculate button.

FAQs on Strickler Formula for Average Height of Roughness Protrusions

What is the formula to find Strickler Formula for Average Height of Roughness Protrusions?

The formula of Strickler Formula for Average Height of Roughness Protrusions is expressed as Roughness Value = (21*Manning’s Roughness Coefficient)^(6). Here is an example- 256.0963 = (21*0.012)^(6).

How to calculate Strickler Formula for Average Height of Roughness Protrusions?

With Manning’s Roughness Coefficient (n) we can find Strickler Formula for Average Height of Roughness Protrusions using the formula - Roughness Value = (21*Manning’s Roughness Coefficient)^(6).

Can the Strickler Formula for Average Height of Roughness Protrusions be negative?

No, the Strickler Formula for Average Height of Roughness Protrusions, measured in Length cannot be negative.

Which unit is used to measure Strickler Formula for Average Height of Roughness Protrusions?

Strickler Formula for Average Height of Roughness Protrusions is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Strickler Formula for Average Height of Roughness Protrusions can be measured.

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