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Moment of Inertia of Area of Section is the second moment of the area of the section about the neutral axis. Check FAQs
I=Fs𝜏beamb(B8(D2-d2)+b2(d24-y2))
I - Moment of Inertia of Area of Section?Fs - Shear Force on Beam?𝜏beam - Shear Stress in Beam?b - Thickness of Beam Web?B - Width of Beam Section?D - Outer Depth of I section?d - Inner Depth of I Section?y - Distance from Neutral Axis?

Moment of Inertia of I-Section given Shear Stress of Web Example

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Here is how the Moment of Inertia of I-Section given Shear Stress of Web equation looks like with Values.

Here is how the Moment of Inertia of I-Section given Shear Stress of Web equation looks like with Units.

Here is how the Moment of Inertia of I-Section given Shear Stress of Web equation looks like.

0.1154Edit=4.8Edit6Edit7Edit(100Edit8(9000Edit2-450Edit2)+7Edit2(450Edit24-5Edit2))
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Moment of Inertia of I-Section given Shear Stress of Web Solution

Follow our step by step solution on how to calculate Moment of Inertia of I-Section given Shear Stress of Web?

FIRST Step Consider the formula
I=Fs𝜏beamb(B8(D2-d2)+b2(d24-y2))
Next Step Substitute values of Variables
I=4.8kN6MPa7mm(100mm8(9000mm2-450mm2)+7mm2(450mm24-5mm2))
Next Step Convert Units
I=4800N6E+6Pa0.007m(0.1m8(9m2-0.45m2)+0.007m2(0.45m24-0.005m2))
Next Step Prepare to Evaluate
I=48006E+60.007(0.18(92-0.452)+0.0072(0.4524-0.0052))
Next Step Evaluate
I=0.11544524m⁴
LAST Step Rounding Answer
I=0.1154m⁴

Moment of Inertia of I-Section given Shear Stress of Web Formula Elements

Variables
Moment of Inertia of Area of Section
Moment of Inertia of Area of Section is the second moment of the area of the section about the neutral axis.
Symbol: I
Measurement: Second Moment of AreaUnit: m⁴
Note: Value should be greater than 0.
Shear Force on Beam
Shear Force on Beam is the force which causes shear deformation to occur in the shear plane.
Symbol: Fs
Measurement: ForceUnit: kN
Note: Value can be positive or negative.
Shear Stress in Beam
Shear Stress in Beam is force tending to cause deformation of a material by slippage along a plane or planes parallel to the imposed stress.
Symbol: 𝜏beam
Measurement: PressureUnit: MPa
Note: Value should be greater than 0.
Thickness of Beam Web
Thickness of Beam Web is the thickness of the vertical piece that connects the two flanges.
Symbol: b
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Width of Beam Section
Width of Beam Section is the width of the rectangular cross-section of the beam parallel to the axis in consideration.
Symbol: B
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Outer Depth of I section
The Outer Depth of I section is a measure of distance, the distance between the outer bars of the I-section.
Symbol: D
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Inner Depth of I Section
Inner Depth of I Section is a measure of distance, the distance between the inner bars of the I-section.
Symbol: d
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Distance from Neutral Axis
Distance from Neutral Axis is the distance of the considered layer from the neutral layer.
Symbol: y
Measurement: LengthUnit: mm
Note: Value can be positive or negative.

Other Formulas to find Moment of Inertia of Area of Section

​Go Moment of Inertia of Section given Shear Stress at Junction of Top of Web
I=FsB(D2-d2)8𝜏beamb
​Go Moment of Inertia of I-Section given Maximum Shear Stress and Force
I=Fs𝜏beamb(B(D2-d2)8+bd28)

Other formulas in Shear Stress Distribution in Web category

​Go Thickness of Web given Shear Stress at Junction of Top of Web
b=FsB(D2-d2)8I𝜏beam
​Go Width of Section given Shear Stress at Junction of Top of Web
B=𝜏beam8IbFs(D2-d2)

How to Evaluate Moment of Inertia of I-Section given Shear Stress of Web?

Moment of Inertia of I-Section given Shear Stress of Web evaluator uses Moment of Inertia of Area of Section = Shear Force on Beam/(Shear Stress in Beam*Thickness of Beam Web)*(Width of Beam Section/8*(Outer Depth of I section^2-Inner Depth of I Section^2)+Thickness of Beam Web/2*(Inner Depth of I Section^2/4-Distance from Neutral Axis^2)) to evaluate the Moment of Inertia of Area of Section, The Moment of Inertia of I-Section given Shear Stress of Web formula is defined as a measure of the tendency of an I-section beam to resist changes in its rotational motion, considering the shear stress of the web, which is essential in structural analysis and design. Moment of Inertia of Area of Section is denoted by I symbol.

How to evaluate Moment of Inertia of I-Section given Shear Stress of Web using this online evaluator? To use this online evaluator for Moment of Inertia of I-Section given Shear Stress of Web, enter Shear Force on Beam (Fs), Shear Stress in Beam (𝜏beam), Thickness of Beam Web (b), Width of Beam Section (B), Outer Depth of I section (D), Inner Depth of I Section (d) & Distance from Neutral Axis (y) and hit the calculate button.

FAQs on Moment of Inertia of I-Section given Shear Stress of Web

What is the formula to find Moment of Inertia of I-Section given Shear Stress of Web?
The formula of Moment of Inertia of I-Section given Shear Stress of Web is expressed as Moment of Inertia of Area of Section = Shear Force on Beam/(Shear Stress in Beam*Thickness of Beam Web)*(Width of Beam Section/8*(Outer Depth of I section^2-Inner Depth of I Section^2)+Thickness of Beam Web/2*(Inner Depth of I Section^2/4-Distance from Neutral Axis^2)). Here is an example- 0.115445 = 4800/(6000000*0.007)*(0.1/8*(9^2-0.45^2)+0.007/2*(0.45^2/4-0.005^2)).
How to calculate Moment of Inertia of I-Section given Shear Stress of Web?
With Shear Force on Beam (Fs), Shear Stress in Beam (𝜏beam), Thickness of Beam Web (b), Width of Beam Section (B), Outer Depth of I section (D), Inner Depth of I Section (d) & Distance from Neutral Axis (y) we can find Moment of Inertia of I-Section given Shear Stress of Web using the formula - Moment of Inertia of Area of Section = Shear Force on Beam/(Shear Stress in Beam*Thickness of Beam Web)*(Width of Beam Section/8*(Outer Depth of I section^2-Inner Depth of I Section^2)+Thickness of Beam Web/2*(Inner Depth of I Section^2/4-Distance from Neutral Axis^2)).
What are the other ways to Calculate Moment of Inertia of Area of Section?
Here are the different ways to Calculate Moment of Inertia of Area of Section-
  • Moment of Inertia of Area of Section=(Shear Force on Beam*Width of Beam Section*(Outer Depth of I section^2-Inner Depth of I Section^2))/(8*Shear Stress in Beam*Thickness of Beam Web)OpenImg
  • Moment of Inertia of Area of Section=Shear Force on Beam/(Shear Stress in Beam*Thickness of Beam Web)*((Width of Beam Section*(Outer Depth of I section^2-Inner Depth of I Section^2))/8+(Thickness of Beam Web*Inner Depth of I Section^2)/8)OpenImg
  • Moment of Inertia of Area of Section=Thickness of Beam Web/2*(Inner Depth of I Section^2/4-Distance from Neutral Axis^2)OpenImg
Can the Moment of Inertia of I-Section given Shear Stress of Web be negative?
No, the Moment of Inertia of I-Section given Shear Stress of Web, measured in Second Moment of Area cannot be negative.
Which unit is used to measure Moment of Inertia of I-Section given Shear Stress of Web?
Moment of Inertia of I-Section given Shear Stress of Web is usually measured using the Meter⁴[m⁴] for Second Moment of Area. Centimeter⁴[m⁴], Millimeter⁴[m⁴] are the few other units in which Moment of Inertia of I-Section given Shear Stress of Web can be measured.
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