Absolute Value of Moment at Centerline of Unbraced Beam Segment Formula

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The moment at Centerline is the absolute value of moment at the centerline of the unbraced beam segment. Check FAQs
MB=(12.5M'max)-(2.5M'max+3MA+3MC)4
MB - Moment at Centerline?M'max - Maximum Moment?MA - Moment at Quarter Point?MC - Moment at Three-quarter Point?

Absolute Value of Moment at Centerline of Unbraced Beam Segment Example

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Here is how the Absolute Value of Moment at Centerline of Unbraced Beam Segment equation looks like with Values.

Here is how the Absolute Value of Moment at Centerline of Unbraced Beam Segment equation looks like with Units.

Here is how the Absolute Value of Moment at Centerline of Unbraced Beam Segment equation looks like.

87.5175Edit=(12.550.01Edit)-(2.550.01Edit+330Edit+320.01Edit)4
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Absolute Value of Moment at Centerline of Unbraced Beam Segment Solution

Follow our step by step solution on how to calculate Absolute Value of Moment at Centerline of Unbraced Beam Segment?

FIRST Step Consider the formula
MB=(12.5M'max)-(2.5M'max+3MA+3MC)4
Next Step Substitute values of Variables
MB=(12.550.01N*m)-(2.550.01N*m+330N*m+320.01N*m)4
Next Step Prepare to Evaluate
MB=(12.550.01)-(2.550.01+330+320.01)4
LAST Step Evaluate
MB=87.5175N*m

Absolute Value of Moment at Centerline of Unbraced Beam Segment Formula Elements

Variables
Moment at Centerline
The moment at Centerline is the absolute value of moment at the centerline of the unbraced beam segment.
Symbol: MB
Measurement: Moment of ForceUnit: N*m
Note: Value should be greater than 0.
Maximum Moment
The maximum Moment is the absolute value of the maximum moment in the unbraced beam segment.
Symbol: M'max
Measurement: Moment of ForceUnit: N*m
Note: Value should be greater than 0.
Moment at Quarter Point
The moment at Quarter Point is the absolute value of the moment at the quarter point of the unbraced beam segment.
Symbol: MA
Measurement: Moment of ForceUnit: N*m
Note: Value should be greater than 0.
Moment at Three-quarter Point
Moment at Three-quarter Point is the absolute value of moment at three-quarter point of the unbraced beam segment.
Symbol: MC
Measurement: Moment of ForceUnit: N*m
Note: Value should be greater than 0.

Other formulas in Elastic Lateral Buckling of Beams category

​Go Critical Bending Moment for Simply Supported Rectangular Beam
MCr(Rect)=(πLen)(eIyGJ)
​Go Unbraced Member Length given Critical Bending Moment of Rectangular Beam
Len=(πMCr(Rect))(eIyGJ)
​Go Elasticity Modulus given Critical Bending Moment of Rectangular Beam
e=(MCr(Rect)Len)2(π2)IyGJ
​Go Minor Axis Moment of Inertia for Critical Bending Moment of Rectangular Beam
Iy=(MCr(Rect)Len)2(π2)eGJ

How to Evaluate Absolute Value of Moment at Centerline of Unbraced Beam Segment?

Absolute Value of Moment at Centerline of Unbraced Beam Segment evaluator uses Moment at Centerline = ((12.5*Maximum Moment)-(2.5*Maximum Moment+3*Moment at Quarter Point+3*Moment at Three-quarter Point))/4 to evaluate the Moment at Centerline, The Absolute Value of Moment at Centerline of Unbraced Beam Segment is a measure of the bending effect that can occur when an external force (or moment) is applied to a structural element. Moment at Centerline is denoted by MB symbol.

How to evaluate Absolute Value of Moment at Centerline of Unbraced Beam Segment using this online evaluator? To use this online evaluator for Absolute Value of Moment at Centerline of Unbraced Beam Segment, enter Maximum Moment (M'max), Moment at Quarter Point (MA) & Moment at Three-quarter Point (MC) and hit the calculate button.

FAQs on Absolute Value of Moment at Centerline of Unbraced Beam Segment

What is the formula to find Absolute Value of Moment at Centerline of Unbraced Beam Segment?
The formula of Absolute Value of Moment at Centerline of Unbraced Beam Segment is expressed as Moment at Centerline = ((12.5*Maximum Moment)-(2.5*Maximum Moment+3*Moment at Quarter Point+3*Moment at Three-quarter Point))/4. Here is an example- 87.525 = ((12.5*50.01)-(2.5*50.01+3*30+3*20.01))/4.
How to calculate Absolute Value of Moment at Centerline of Unbraced Beam Segment?
With Maximum Moment (M'max), Moment at Quarter Point (MA) & Moment at Three-quarter Point (MC) we can find Absolute Value of Moment at Centerline of Unbraced Beam Segment using the formula - Moment at Centerline = ((12.5*Maximum Moment)-(2.5*Maximum Moment+3*Moment at Quarter Point+3*Moment at Three-quarter Point))/4.
Can the Absolute Value of Moment at Centerline of Unbraced Beam Segment be negative?
No, the Absolute Value of Moment at Centerline of Unbraced Beam Segment, measured in Moment of Force cannot be negative.
Which unit is used to measure Absolute Value of Moment at Centerline of Unbraced Beam Segment?
Absolute Value of Moment at Centerline of Unbraced Beam Segment is usually measured using the Newton Meter[N*m] for Moment of Force. Kilonewton Meter[N*m], Millinewton Meter[N*m], Micronewton Meter[N*m] are the few other units in which Absolute Value of Moment at Centerline of Unbraced Beam Segment can be measured.
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