Gap length Formula

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Gap Length is the distance between two surfaces or gap. Check FAQs
Lg=r2-r1
Lg - Gap Length?r2 - Outer Radius?r1 - Inside Radius?

Gap length Example

With values
With units
Only example

Here is how the Gap length equation looks like with Values.

Here is how the Gap length equation looks like with Units.

Here is how the Gap length equation looks like.

0.01Edit=0.02Edit-0.01Edit
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Gap length Solution

Follow our step by step solution on how to calculate Gap length?

FIRST Step Consider the formula
Lg=r2-r1
Next Step Substitute values of Variables
Lg=0.02m-0.01m
Next Step Prepare to Evaluate
Lg=0.02-0.01
LAST Step Evaluate
Lg=0.01m

Gap length Formula Elements

Variables
Gap Length
Gap Length is the distance between two surfaces or gap.
Symbol: Lg
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Outer Radius
Outer Radius is a straight line from the centre to the outer circumference of a circle or sphere.
Symbol: r2
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Inside Radius
Inside Radius is a straight line from the centre to the inner circumference of a circle or sphere.
Symbol: r1
Measurement: LengthUnit: m
Note: Value should be greater than 0.

Other formulas in Convective Flow Over Cylinder and Sphere category

​Go Boundary layer thickness on vertical surfaces
dx=3.93xPr-0.5(0.952+Pr)0.25Grx-0.25
​Go Convective mass transfer coefficient at distance X from leading edge
kL=2kedx
​Go Inside surface temperature for annular space between concentric cylinders
ti=(e'ln(DoDi)2πke)+to
​Go Outside surface temperature for annular space between concentric cylinders
to=ti-(e'ln(DoDi)2πke)

How to Evaluate Gap length?

Gap length evaluator uses Gap Length = Outer Radius-Inside Radius to evaluate the Gap Length, The Gap length formula is defined as the distance between two concentric spheres in free convection or the difference between the inside and outside radius. Gap Length is denoted by Lg symbol.

How to evaluate Gap length using this online evaluator? To use this online evaluator for Gap length, enter Outer Radius (r2) & Inside Radius (r1) and hit the calculate button.

FAQs on Gap length

What is the formula to find Gap length?
The formula of Gap length is expressed as Gap Length = Outer Radius-Inside Radius. Here is an example- 0.01 = 0.02-0.01.
How to calculate Gap length?
With Outer Radius (r2) & Inside Radius (r1) we can find Gap length using the formula - Gap Length = Outer Radius-Inside Radius.
Can the Gap length be negative?
No, the Gap length, measured in Length cannot be negative.
Which unit is used to measure Gap length?
Gap length is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Gap length can be measured.
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