Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam Solution

STEP 0: Pre-Calculation Summary
Formula Used
Moment of Inertia about Minor Axis = ((Critical Bending Moment for Rectangular*Length of Rectangular Beam)^2)/((pi^2)*Elastic Modulus*Shear Modulus of Elasticity*Torsional Constant)
Iy = ((MCr(Rect)*Len)^2)/((pi^2)*e*G*J)
This formula uses 1 Constants, 6 Variables
Constants Used
pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288
Variables Used
Moment of Inertia about Minor Axis - (Measured in Kilogram Square Meter) - Moment of Inertia about Minor Axis is a geometrical property of an area which reflects how its points are distributed with regard to a minor axis.
Critical Bending Moment for Rectangular - (Measured in Newton Meter) - Critical Bending Moment for Rectangular is crucial in the proper design of bent beams susceptible to LTB, as it allows for slenderness calculation.
Length of Rectangular Beam - (Measured in Meter) - Length of Rectangular Beam is the measurement or extent of something from end to end.
Elastic Modulus - (Measured in Pascal) - The Elastic Modulus is the ratio of Stress to Strain.
Shear Modulus of Elasticity - (Measured in Pascal) - Shear Modulus of Elasticity is one of the measures of mechanical properties of solids. Other elastic moduli are Young's modulus and bulk modulus.
Torsional Constant - The Torsional Constant is a geometrical property of a bar's cross-section which is involved in the relationship between the angle of twist and applied torque along the axis of the bar.
STEP 1: Convert Input(s) to Base Unit
Critical Bending Moment for Rectangular: 741 Newton Meter --> 741 Newton Meter No Conversion Required
Length of Rectangular Beam: 3 Meter --> 3 Meter No Conversion Required
Elastic Modulus: 50 Pascal --> 50 Pascal No Conversion Required
Shear Modulus of Elasticity: 100.002 Newton per Square Meter --> 100.002 Pascal (Check conversion ​here)
Torsional Constant: 10.0001 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Iy = ((MCr(Rect)*Len)^2)/((pi^2)*e*G*J) --> ((741*3)^2)/((pi^2)*50*100.002*10.0001)
Evaluating ... ...
Iy = 10.0137362163041
STEP 3: Convert Result to Output's Unit
10.0137362163041 Kilogram Square Meter --> No Conversion Required
FINAL ANSWER
10.0137362163041 10.01374 Kilogram Square Meter <-- Moment of Inertia about Minor Axis
(Calculation completed in 00.020 seconds)

Credits

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Created by Alithea Fernandes
Don Bosco College of Engineering (DBCE), Goa
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Verified by Rudrani Tidke
Cummins College of Engineering for Women (CCEW), Pune
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Elastic Lateral Buckling of Beams Calculators

Unbraced Member Length given Critical Bending Moment of Rectangular Beam
​ LaTeX ​ Go Length of Rectangular Beam = (pi/Critical Bending Moment for Rectangular)*(sqrt(Elastic Modulus*Moment of Inertia about Minor Axis*Shear Modulus of Elasticity*Torsional Constant))
Critical Bending Moment for Simply Supported Rectangular Beam
​ LaTeX ​ Go Critical Bending Moment for Rectangular = (pi/Length of Rectangular Beam)*(sqrt(Elastic Modulus*Moment of Inertia about Minor Axis*Shear Modulus of Elasticity*Torsional Constant))
Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam
​ LaTeX ​ Go Moment of Inertia about Minor Axis = ((Critical Bending Moment for Rectangular*Length of Rectangular Beam)^2)/((pi^2)*Elastic Modulus*Shear Modulus of Elasticity*Torsional Constant)
Elasticity Modulus given Critical Bending Moment of Rectangular Beam
​ LaTeX ​ Go Elastic Modulus = ((Critical Bending Moment for Rectangular*Length of Rectangular Beam)^2)/((pi^2)*Moment of Inertia about Minor Axis*Shear Modulus of Elasticity*Torsional Constant)

Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam Formula

​LaTeX ​Go
Moment of Inertia about Minor Axis = ((Critical Bending Moment for Rectangular*Length of Rectangular Beam)^2)/((pi^2)*Elastic Modulus*Shear Modulus of Elasticity*Torsional Constant)
Iy = ((MCr(Rect)*Len)^2)/((pi^2)*e*G*J)

What is Minor Axis Moment of Inertia when Critical Bending Moment of Rectangular Beam?

Minor Axis Moment of Inertia when Critical Bending Moment of Rectangular Beam is a geometrical property of an area which reflects how its points are distributed with regard to the minor axis.

How to Calculate Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam?

Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam calculator uses Moment of Inertia about Minor Axis = ((Critical Bending Moment for Rectangular*Length of Rectangular Beam)^2)/((pi^2)*Elastic Modulus*Shear Modulus of Elasticity*Torsional Constant) to calculate the Moment of Inertia about Minor Axis, The Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam is defined as a simply supported beam of rectangular cross section subjected to uniform bending, buckling occurs at the critical bending moment, and knowing the critical bending moment, the moment of inertia about the minor axis can be found. Moment of Inertia about Minor Axis is denoted by Iy symbol.

How to calculate Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam using this online calculator? To use this online calculator for Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam, enter Critical Bending Moment for Rectangular (MCr(Rect)), Length of Rectangular Beam (Len), Elastic Modulus (e), Shear Modulus of Elasticity (G) & Torsional Constant (J) and hit the calculate button. Here is how the Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam calculation can be explained with given input values -> 10.01374 = ((741*3)^2)/((pi^2)*50*100.002*10.0001).

FAQ

What is Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam?
The Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam is defined as a simply supported beam of rectangular cross section subjected to uniform bending, buckling occurs at the critical bending moment, and knowing the critical bending moment, the moment of inertia about the minor axis can be found and is represented as Iy = ((MCr(Rect)*Len)^2)/((pi^2)*e*G*J) or Moment of Inertia about Minor Axis = ((Critical Bending Moment for Rectangular*Length of Rectangular Beam)^2)/((pi^2)*Elastic Modulus*Shear Modulus of Elasticity*Torsional Constant). Critical Bending Moment for Rectangular is crucial in the proper design of bent beams susceptible to LTB, as it allows for slenderness calculation, Length of Rectangular Beam is the measurement or extent of something from end to end, The Elastic Modulus is the ratio of Stress to Strain, Shear Modulus of Elasticity is one of the measures of mechanical properties of solids. Other elastic moduli are Young's modulus and bulk modulus & The Torsional Constant is a geometrical property of a bar's cross-section which is involved in the relationship between the angle of twist and applied torque along the axis of the bar.
How to calculate Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam?
The Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam is defined as a simply supported beam of rectangular cross section subjected to uniform bending, buckling occurs at the critical bending moment, and knowing the critical bending moment, the moment of inertia about the minor axis can be found is calculated using Moment of Inertia about Minor Axis = ((Critical Bending Moment for Rectangular*Length of Rectangular Beam)^2)/((pi^2)*Elastic Modulus*Shear Modulus of Elasticity*Torsional Constant). To calculate Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam, you need Critical Bending Moment for Rectangular (MCr(Rect)), Length of Rectangular Beam (Len), Elastic Modulus (e), Shear Modulus of Elasticity (G) & Torsional Constant (J). With our tool, you need to enter the respective value for Critical Bending Moment for Rectangular, Length of Rectangular Beam, Elastic Modulus, Shear Modulus of Elasticity & Torsional Constant and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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