Q Factor Calculator

Category	Engineering ↺
Engineering	Civil ↺
Civil	Bridge and Suspension Cable ↺
Bridge-And-Suspension-Cable	Load and Resistance Factor Design for Bridge Columns ↺

✖Effective length factor is defined as the factor used for the members in the frame. It depends on the ratio of compression member stiffness to the end restraint stiffness. ⓘ effective length factor [k]			+10% -10%
✖Length is the measurement or extent of something from end to end.ⓘ Length [l]			+10% -10%
✖The Least Radius of Gyration is the smallest value of the radius of gyration is used for structural calculations.ⓘ Least Radius of Gyration [r]			+10% -10%
✖Yield strength can be defined as follows, a straight line is constructed parallel to the elastic portion of the stress–strain curve at a strain offset of 0.002. The stress corresponding to the intersection of this line and the stress–strain curve is defined as the yield strengthⓘ Yield Strength [σ_y]			+10% -10%
✖Modulus Of Elasticity is a quantity that measures an object or substance's resistance to being deformed elastically when a stress is applied to it.ⓘ Modulus Of Elasticity [E]			+10% -10%

✖Q Factors is geometrical constant based on the material of the memberⓘ Q Factor [Q]

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Q Factor

Rithik Agrawal

National Institute of Technology Karnataka (NITK), Surathkal

Rithik Agrawal has created this Calculator and 400+ more calculators!

Himanshi Sharma

Bhilai Institute of Technology (BIT), Raipur

Himanshi Sharma has verified this Calculator and 500+ more calculators!

< 11 Other formulas that you can solve using the same Inputs

Surface Area of a Rectangular Prism

Surface Area=2*(Length*Width+Length*Height+Width*Height) GO

Perimeter of a rectangle when diagonal and length are given

Perimeter=2*(Length+sqrt((Diagonal)^2-(Length)^2)) GO

Magnetic Flux

Magnetic Flux=Magnetic Field*Length*Breadth*cos(θ) GO

Diagonal of a Rectangle when length and area are given

Diagonal=sqrt(((Area)^2/(Length)^2)+(Length)^2) GO

Area of a Rectangle when length and diagonal are given

Area=Length*(sqrt((Diagonal)^2-(Length)^2)) GO

Diagonal of a Rectangle when length and breadth are given

Diagonal=sqrt(Length^2+Breadth^2) GO

Strain

Strain=Change In Length/Length GO

Surface Tension

Surface Tension=Force/Length GO

Perimeter of a rectangle when length and width are given

Perimeter=2*Length+2*Width GO

Volume of a Rectangular Prism

Volume=Width*Height*Length GO

Area of a Rectangle when length and breadth are given

Area=Length*Breadth GO

Q Factor Formula

Q Factors=((effective length factor*Length/Least Radius of Gyration)^2)*(Yield Strength/(2*pi*pi*Modulus Of Elasticity))
Q=((k*l/r)^2)*(σ<sub>y</sub>/(2*pi*pi*E))

More formulas

Maximum Strength for Compression Members GO

Column Gross Effective Area when Maximum Strength is Given GO

Buckling Stress when Maximum Strength is Given GO

Steel Yield Strength when Q Factor is Given GO

Buckling Stress when Q Factor is Greater Than 1 GO

Buckling Stress when Q Factor is Less Than or Equal to 1 GO

Steel Yield Strength when Buckling Stress for Q Factor Less Than or Equal to 1 is Given GO

Steel Yield Strength when Buckling Stress for Q Factor Greater Than 1 is Given GO

What is Q Factor ?

Q Factor is a unitless quantity depending upon the yield strength and elastic modulus of material, along with the slenderness ratio of the column.

How to Calculate Q Factor?

Q Factor calculator uses Q Factors=((effective length factor*Length/Least Radius of Gyration)^2)*(Yield Strength/(2*pi*pi*Modulus Of Elasticity)) to calculate the Q Factors, The Q Factor formula is defined as geometrical constant depending upon material of member along with slenderness ratio. Q Factors and is denoted by Q symbol.

How to calculate Q Factor using this online calculator? To use this online calculator for Q Factor, enter effective length factor (k), Length (l), Least Radius of Gyration (r), Yield Strength (σ_y) and Modulus Of Elasticity (E) and hit the calculate button. Here is how the Q Factor calculation can be explained with given input values -> 0.638323 = ((1*3/50)^2)*(35000000/(2*pi*pi*10000)).

FAQ

What is Q Factor?

The Q Factor formula is defined as geometrical constant depending upon material of member along with slenderness ratio and is represented as Q=((k*l/r)^2)*(σ_y/(2*pi*pi*E)) or Q Factors=((effective length factor*Length/Least Radius of Gyration)^2)*(Yield Strength/(2*pi*pi*Modulus Of Elasticity)). Effective length factor is defined as the factor used for the members in the frame. It depends on the ratio of compression member stiffness to the end restraint stiffness. , Length is the measurement or extent of something from end to end, The Least Radius of Gyration is the smallest value of the radius of gyration is used for structural calculations, Yield strength can be defined as follows, a straight line is constructed parallel to the elastic portion of the stress–strain curve at a strain offset of 0.002. The stress corresponding to the intersection of this line and the stress–strain curve is defined as the yield strength and Modulus Of Elasticity is a quantity that measures an object or substance's resistance to being deformed elastically when a stress is applied to it.

How to calculate Q Factor?

The Q Factor formula is defined as geometrical constant depending upon material of member along with slenderness ratio is calculated using Q Factors=((effective length factor*Length/Least Radius of Gyration)^2)*(Yield Strength/(2*pi*pi*Modulus Of Elasticity)). To calculate Q Factor, you need effective length factor (k), Length (l), Least Radius of Gyration (r), Yield Strength (σ_y) and Modulus Of Elasticity (E). With our tool, you need to enter the respective value for effective length factor, Length, Least Radius of Gyration, Yield Strength and Modulus Of Elasticity 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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