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Diameter given Graetz number Formula

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Diameter is a straight line passing from side to side through the center of a body or figure, especially a circle or sphere. Check FAQs

D = Gr \cdot \frac{L}{Re \cdot Pr}

D - Diameter?Gr - Graetz Number?L - Length?Re - Reynolds Number?Pr - Prandtl Number?

Diameter given Graetz number Example

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With units

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Here is how the Diameter given Graetz number equation looks like with Values.

Here is how the Diameter given Graetz number equation looks like with Units.

Here is how the Diameter given Graetz number equation looks like.

0.6857 = 800 \cdot \frac{3}{5000 \cdot 0.7}

0.6857m = 800 \cdot \frac{3m}{5000 \cdot 0.7}

0.6857 = 800 \cdot \frac{3}{5000 \cdot 0.7}

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Diameter given Graetz number Solution

Follow our step by step solution on how to calculate Diameter given Graetz number?

FIRST Step Consider the formula

D = Gr \cdot \frac{L}{Re \cdot Pr}

Next Step Substitute values of Variables

∴

D = 800 \cdot \frac{3m}{5000 \cdot 0.7}

Next Step Prepare to Evaluate

∴

D = 800 \cdot \frac{3}{5000 \cdot 0.7}

Next Step Evaluate

∴

D = 0.685714285714286m

LAST Step Rounding Answer

∴

D = 0.6857m

Diameter given Graetz number Formula Elements

Variables

Diameter

Diameter is a straight line passing from side to side through the center of a body or figure, especially a circle or sphere.

Symbol: D

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Diameter

Graetz Number

Graetz number is used in determining the thermally developing flow entrance length in ducts.

Symbol: Gr

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Graetz Number

Length

Length is the measurement or extent of something from end to end.

Symbol: L

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Length

Reynolds Number

Reynolds Number is a dimensionless number used in fluid mechanics to indicate whether fluid flow past a body or in a duct is steady or turbulent.

Symbol: Re

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Reynolds Number

Prandtl Number

Prandtl Number or Prandtl group is a dimensionless number, named after the German physicist Ludwig Prandtl, defined as the ratio of momentum diffusivity to thermal diffusivity.

Symbol: Pr

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Prandtl Number

Other formulas in Graetz and Grashof Number category

Go Grashof Number

G = \frac{F bu}{μ}

Go Graetz Number given System properties

Gr = \frac{D \cdot L c \cdot V c \cdot ρ \cdot c}{k \cdot L}

Go Buoyant force given grashof number

F bu = G \cdot \frac{μ^{2}}{F i}

Go Viscous force given grashofs number

μ = \sqrt{\frac{F bu \cdot F i}{G}}

How to Evaluate Diameter given Graetz number?

Diameter given Graetz number evaluator uses Diameter = Graetz Number*Length/(Reynolds Number*Prandtl Number) to evaluate the Diameter, The Diameter given Graetz number formula is defined as the straight line drawn from inside a circle with both ends touching the circumference of the circle. Diameter is denoted by D symbol.

How to evaluate Diameter given Graetz number using this online evaluator? To use this online evaluator for Diameter given Graetz number, enter Graetz Number (Gr), Length (L), Reynolds Number (Re) & Prandtl Number (Pr) and hit the calculate button.

FAQs on Diameter given Graetz number

What is the formula to find Diameter given Graetz number?

The formula of Diameter given Graetz number is expressed as Diameter = Graetz Number*Length/(Reynolds Number*Prandtl Number). Here is an example- 0.685714 = 800*3/(5000*0.7).

How to calculate Diameter given Graetz number?

With Graetz Number (Gr), Length (L), Reynolds Number (Re) & Prandtl Number (Pr) we can find Diameter given Graetz number using the formula - Diameter = Graetz Number*Length/(Reynolds Number*Prandtl Number).

Can the Diameter given Graetz number be negative?

No, the Diameter given Graetz number, measured in Length cannot be negative.

Which unit is used to measure Diameter given Graetz number?

Diameter given Graetz number is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Diameter given Graetz number can be measured.

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Diameter given Graetz number Formula

Diameter given Graetz number Example

Diameter given Graetz number Solution

Diameter given Graetz number Formula Elements

Other formulas in Graetz and Grashof Number category

How to Evaluate Diameter given Graetz number?

FAQs on Diameter given Graetz number

Variable Name