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Friction Factor for Laminar Flow in Duct Formula

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Friction Factor for Laminar Flow is dimensionless number depending upon the surface of the duct. Check FAQs

f laminar = \frac{64}{Re}

f_laminar - Friction Factor for Laminar Flow?Re - Reynolds Number?

Friction Factor for Laminar Flow in Duct Example

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Here is how the Friction Factor for Laminar Flow in Duct equation looks like with Values.

Here is how the Friction Factor for Laminar Flow in Duct equation looks like with Units.

Here is how the Friction Factor for Laminar Flow in Duct equation looks like.

0.8 = \frac{64}{80}

0.8 = \frac{64}{80}

0.8 = \frac{64}{80}

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Friction Factor for Laminar Flow in Duct Solution

Follow our step by step solution on how to calculate Friction Factor for Laminar Flow in Duct?

FIRST Step Consider the formula

f laminar = \frac{64}{Re}

Next Step Substitute values of Variables

∴

f laminar = \frac{64}{80}

Next Step Prepare to Evaluate

∴

f laminar = \frac{64}{80}

LAST Step Evaluate

∴

f laminar = 0.8

Friction Factor for Laminar Flow in Duct Formula Elements

Variables

Friction Factor for Laminar Flow

Friction Factor for Laminar Flow is dimensionless number depending upon the surface of the duct.

Symbol: f_laminar

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Friction Factor for Laminar Flow

Reynolds Number

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

Other formulas in Parameters of Ducts category

Go Reynolds Number in Duct

Re = \frac{d \cdot V m}{υ}

Go Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same

D e = 1.256 \cdot {(\frac{a^{3} \cdot b^{3}}{a + b})}^{0.2}

Go Reynolds Number given Friction Factor for Laminar Flow

Re = \frac{64}{f}

Go Equivalent Diameter of Circular Duct for Rectangular Duct when Velocity of Air is Same

D e = \frac{2 \cdot a \cdot b}{a + b}

How to Evaluate Friction Factor for Laminar Flow in Duct?

Friction Factor for Laminar Flow in Duct evaluator uses Friction Factor for Laminar Flow = 64/Reynolds Number to evaluate the Friction Factor for Laminar Flow, Friction Factor for Laminar Flow in Duct formula is defined as a dimensionless quantity that characterizes the frictional force exerted by a fluid on the walls of a duct, influencing the flow behavior and pressure drop in laminar flow conditions. Friction Factor for Laminar Flow is denoted by f_laminar symbol.

How to evaluate Friction Factor for Laminar Flow in Duct using this online evaluator? To use this online evaluator for Friction Factor for Laminar Flow in Duct, enter Reynolds Number (Re) and hit the calculate button.

FAQs on Friction Factor for Laminar Flow in Duct

What is the formula to find Friction Factor for Laminar Flow in Duct?

The formula of Friction Factor for Laminar Flow in Duct is expressed as Friction Factor for Laminar Flow = 64/Reynolds Number. Here is an example- 0.8 = 64/80.

How to calculate Friction Factor for Laminar Flow in Duct?

With Reynolds Number (Re) we can find Friction Factor for Laminar Flow in Duct using the formula - Friction Factor for Laminar Flow = 64/Reynolds Number.

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