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The Volumetric Strain is the ratio of change in volume to original volume. Check FAQs
εv=(Δll)(1-2𝛎)
εv - Volumetric Strain?Δl - Change in Length?l - Length of Section?𝛎 - Poisson's Ratio?

Volumetric Strain given Change in Length Example

With values
With units
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Here is how the Volumetric Strain given Change in Length equation looks like with Values.

Here is how the Volumetric Strain given Change in Length equation looks like with Units.

Here is how the Volumetric Strain given Change in Length equation looks like.

0.0004Edit=(0.0025Edit2.5Edit)(1-20.3Edit)
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Volumetric Strain given Change in Length Solution

Follow our step by step solution on how to calculate Volumetric Strain given Change in Length?

FIRST Step Consider the formula
εv=(Δll)(1-2𝛎)
Next Step Substitute values of Variables
εv=(0.0025m2.5m)(1-20.3)
Next Step Prepare to Evaluate
εv=(0.00252.5)(1-20.3)
LAST Step Evaluate
εv=0.0004

Volumetric Strain given Change in Length Formula Elements

Variables
Volumetric Strain
The Volumetric Strain is the ratio of change in volume to original volume.
Symbol: εv
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Change in Length
Change in Length is a difference in length after the application of Load.
Symbol: Δl
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Length of Section
Length of section is defined as the total length of the Bar.
Symbol: l
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Poisson's Ratio
Poisson's Ratio is defined as the ratio of the lateral and axial strain. For many metals and alloys, values of Poisson’s ratio range between 0.1 and 0.5.
Symbol: 𝛎
Measurement: NAUnit: Unitless
Note: Value should be between -1 to 0.5.

Other Formulas to find Volumetric Strain

​Go Volumetric Strain given Bulk Modulus
εv=σK
​Go Volumetric Strain given Change in Length, Breadth and Width
εv=Δll+Δbb+Δdd
​Go Volumetric Strain given Longitudinal and Lateral Strain
εv=εlongitudinal+2εL
​Go Volumetric Strain of Cylindrical Rod using Poisson's Ratio
εv=εlongitudinal(1-2𝛎)

Other formulas in Volumetric Strain category

​Go Bulk Modulus given Direct Stress
K=σεv
​Go Bulk Modulus using Young's Modulus
K=E3(1-2𝛎)
​Go Direct Stress for given Bulk Modulus and Volumetric Strain
σ=Kεv
​Go Lateral Strain given Volumetric and Longitudinal Strain
εL=-εlongitudinal-εv2

How to Evaluate Volumetric Strain given Change in Length?

Volumetric Strain given Change in Length evaluator uses Volumetric Strain = (Change in Length/Length of Section)*(1-2*Poisson's Ratio) to evaluate the Volumetric Strain, The Volumetric Strain given Change in Length formula is defined as the product of the ratio of change in length to the original length and the term (1-2μ), where μ is Poisson's ratio. Volumetric Strain is denoted by εv symbol.

How to evaluate Volumetric Strain given Change in Length using this online evaluator? To use this online evaluator for Volumetric Strain given Change in Length, enter Change in Length (Δl), Length of Section (l) & Poisson's Ratio (𝛎) and hit the calculate button.

FAQs on Volumetric Strain given Change in Length

What is the formula to find Volumetric Strain given Change in Length?
The formula of Volumetric Strain given Change in Length is expressed as Volumetric Strain = (Change in Length/Length of Section)*(1-2*Poisson's Ratio). Here is an example- 0.0004 = (0.0025/2.5)*(1-2*0.3).
How to calculate Volumetric Strain given Change in Length?
With Change in Length (Δl), Length of Section (l) & Poisson's Ratio (𝛎) we can find Volumetric Strain given Change in Length using the formula - Volumetric Strain = (Change in Length/Length of Section)*(1-2*Poisson's Ratio).
What are the other ways to Calculate Volumetric Strain?
Here are the different ways to Calculate Volumetric Strain-
  • Volumetric Strain=Direct Stress/Bulk ModulusOpenImg
  • Volumetric Strain=Change in Length/Length of Section+Change in Breadth/Breadth of Bar+Change in Depth/Depth of BarOpenImg
  • Volumetric Strain=Longitudinal Strain+2*Lateral StrainOpenImg
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