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Critical Load On Column is the greatest load that will not cause lateral deflection (buckling). Check FAQs
P=(σc-(rλ))Asectional
P - Critical Load On Column?σc - Compressive Yield Stress?r - Johnson's formula constant?λ - Slenderness Ratio?Asectional - Column Cross Sectional Area?

Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio Example

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Here is how the Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio equation looks like with Values.

Here is how the Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio equation looks like with Units.

Here is how the Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio equation looks like.

583.8Edit=(420Edit-(6Edit0.5Edit))1.4Edit
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Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio Solution

Follow our step by step solution on how to calculate Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio?

FIRST Step Consider the formula
P=(σc-(rλ))Asectional
Next Step Substitute values of Variables
P=(420N/m²-(60.5))1.4
Next Step Convert Units
P=(420Pa-(60.5))1.4
Next Step Prepare to Evaluate
P=(420-(60.5))1.4
LAST Step Evaluate
P=583.8N

Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio Formula Elements

Variables
Critical Load On Column
Critical Load On Column is the greatest load that will not cause lateral deflection (buckling).
Symbol: P
Measurement: ForceUnit: N
Note: Value should be greater than 0.
Compressive Yield Stress
Compressive yield stress is stress which causes a material to exhibit a specified deformation. Usually determined from the stress-strain diagram obtained in a compression test.
Symbol: σc
Measurement: PressureUnit: N/m²
Note: Value should be greater than 0.
Johnson's formula constant
Johnson's formula constant is defined as the constant that depends on the material of column.
Symbol: r
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Slenderness Ratio
The Slenderness ratio is the ratio of the length of a column and the least radius of gyration of its cross section.
Symbol: λ
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Column Cross Sectional Area
Column Cross Sectional Area is the area of a two-dimensional shape that is obtained when a three dimensional shape is sliced perpendicular to some specified axis at a point.
Symbol: Asectional
Measurement: AreaUnit:
Note: Value should be greater than 0.

Other Formulas to find Critical Load On Column

​Go Critical Load on Column According to Johnson's Parabolic Formula
P=(σc-(r(Leffrleast)))Asectional

Other formulas in Johnson's Parabolic Formula category

​Go Compressive Yield Stress According to Johnson's Parabolic Formula
σc=PAsectional+rLeffrleast
​Go Cross-Sectional Area of Column According to Johnson's Parabolic Formula
Asectional=Pσc-(r(Leffrleast))
​Go Constant Depending on Material of Column According to Johnson's Parabolic Formula
r=σc-(PAsectional)Leffrleast
​Go Effective Length of Column According to Johnson's Parabolic Formula
Leff=σc-(PAsectional)r(1rleast)

How to Evaluate Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio?

Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio evaluator uses Critical Load On Column = (Compressive Yield Stress-(Johnson's formula constant*Slenderness Ratio))*Column Cross Sectional Area to evaluate the Critical Load On Column, The Critical load on column according to Johnson's parabolic formula given slenderness ratio formula is defined as the greatest load that will not cause lateral deflection (buckling). for loads greater than the critical load, the column will deflect laterally. Critical Load On Column is denoted by P symbol.

How to evaluate Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio using this online evaluator? To use this online evaluator for Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio, enter Compressive Yield Stress c), Johnson's formula constant (r), Slenderness Ratio (λ) & Column Cross Sectional Area (Asectional) and hit the calculate button.

FAQs on Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio

What is the formula to find Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio?
The formula of Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio is expressed as Critical Load On Column = (Compressive Yield Stress-(Johnson's formula constant*Slenderness Ratio))*Column Cross Sectional Area. Here is an example- 583.8 = (420-(6*0.5))*1.4.
How to calculate Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio?
With Compressive Yield Stress c), Johnson's formula constant (r), Slenderness Ratio (λ) & Column Cross Sectional Area (Asectional) we can find Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio using the formula - Critical Load On Column = (Compressive Yield Stress-(Johnson's formula constant*Slenderness Ratio))*Column Cross Sectional Area.
What are the other ways to Calculate Critical Load On Column?
Here are the different ways to Calculate Critical Load On Column-
  • Critical Load On Column=(Compressive Yield Stress-(Johnson's formula constant*(Effective Column Length/Least Radius of Gyration Column)))*Column Cross Sectional AreaOpenImg
Can the Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio be negative?
No, the Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio, measured in Force cannot be negative.
Which unit is used to measure Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio?
Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio is usually measured using the Newton[N] for Force. Exanewton[N], Meganewton[N], Kilonewton[N] are the few other units in which Critical Load on Column According to Johnson's Parabolic Formula given Slenderness Ratio can be measured.
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