Radial strain for rotating thin disc Calculator

✖Final Radial Width is the radial width under radial strain.ⓘ Final Radial Width [dr_f]			+10% -10%
✖Initial Radial Width is the radial width without any strain.ⓘ Initial Radial Width [dr]			+10% -10%

✖Radial strain is the change in length per unit length in a direction radially outward from the charge.ⓘ Radial strain for rotating thin disc [e_r]

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Radial strain for rotating thin disc Solution

STEP 0: Pre-Calculation Summary

Formula Used

Radial strain = (Final Radial Width-Initial Radial Width)/Initial Radial Width
e_r = (dr_f-dr)/dr
This formula uses 3 Variables

Variables Used

Radial strain - Radial strain is the change in length per unit length in a direction radially outward from the charge.
Final Radial Width - (Measured in Meter) - Final Radial Width is the radial width under radial strain.
Initial Radial Width - (Measured in Meter) - Initial Radial Width is the radial width without any strain.

STEP 1: Convert Input(s) to Base Unit

Final Radial Width: 9 Millimeter --> 0.009 Meter (Check conversion here)
Initial Radial Width: 3 Millimeter --> 0.003 Meter (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

e_r = (dr_f-dr)/dr --> (0.009-0.003)/0.003

Evaluating ... ...

e_r = 2

STEP 3: Convert Result to Output's Unit

2 --> No Conversion Required

FINAL ANSWER

2 <-- Radial strain

(Calculation completed in 00.004 seconds)

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Home » Physics » Strength of Materials » Rotating Disc And Cylinder » Expression for Stresses in Rotating Thin Disc » Mechanical » Radial Stress and Strain » Radial strain for rotating thin disc

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Created by Anshika Arya

National Institute Of Technology (NIT), Hamirpur

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Birsa Institute of Technology (BIT), Sindri

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< Radial Stress and Strain Calculators

Radial stress for disc given circumferential strain on disc

LaTeX Go Radial Stress = (Circumferential Stress-(Circumferential Strain*Modulus Of Elasticity Of Disc))/(Poisson's Ratio)

Radial strain on disc given stresses

LaTeX Go Radial strain = (Radial Stress-(Poisson's Ratio*Circumferential Stress))/Modulus Of Elasticity Of Disc

Radial strain for rotating thin disc

LaTeX Go Radial strain = (Final Radial Width-Initial Radial Width)/Initial Radial Width

Radial strain for rotating thin disc given initial radial width of disc

LaTeX Go Radial strain = Increase in Radial Width/Initial Radial Width

Radial strain for rotating thin disc Formula

LaTeX Go

Radial strain = (Final Radial Width-Initial Radial Width)/Initial Radial Width
e_r = (dr_f-dr)/dr

What is the allowable stress?

Allowable stress, or allowable strength, is the maximum stress that can be safely applied to a structure. Allowable stress is the stress at which a member is not expected to fail under the given loading conditions.

How to Calculate Radial strain for rotating thin disc?

Radial strain for rotating thin disc calculator uses Radial strain = (Final Radial Width-Initial Radial Width)/Initial Radial Width to calculate the Radial strain, The Radial strain for rotating thin disc formula is defined as the change in length per unit length in a direction radially outward from the charge. Radial strain is denoted by e_r symbol.

How to calculate Radial strain for rotating thin disc using this online calculator? To use this online calculator for Radial strain for rotating thin disc, enter Final Radial Width (dr_f) & Initial Radial Width (dr) and hit the calculate button. Here is how the Radial strain for rotating thin disc calculation can be explained with given input values -> 2 = (0.009-0.003)/0.003.

FAQ

What is Radial strain for rotating thin disc?

The Radial strain for rotating thin disc formula is defined as the change in length per unit length in a direction radially outward from the charge and is represented as e_r = (dr_f-dr)/dr or Radial strain = (Final Radial Width-Initial Radial Width)/Initial Radial Width. Final Radial Width is the radial width under radial strain & Initial Radial Width is the radial width without any strain.

How to calculate Radial strain for rotating thin disc?

The Radial strain for rotating thin disc formula is defined as the change in length per unit length in a direction radially outward from the charge is calculated using Radial strain = (Final Radial Width-Initial Radial Width)/Initial Radial Width. To calculate Radial strain for rotating thin disc, you need Final Radial Width (dr_f) & Initial Radial Width (dr). With our tool, you need to enter the respective value for Final Radial Width & Initial Radial Width and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Radial strain?

In this formula, Radial strain uses Final Radial Width & Initial Radial Width. We can use 2 other way(s) to calculate the same, which is/are as follows -

Radial strain = Increase in Radial Width/Initial Radial Width
Radial strain = (Radial Stress-(Poisson's Ratio*Circumferential Stress))/Modulus Of Elasticity Of Disc

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