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This is a technique used by civil and mechanical engineers to calculate the cross section of a geometric figure. It is used to determine the Yield Moment also called My.

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What is the formula for section modulus of unequal angle iron?

(Assumes the angle iron isn't constrained on either side.)Where:w = width (parallel to axis)h = height (perpendicular to axis)t = thicknessx = Distance to farthest fiber = h-(t*(2*(h-t)+w) + (h-t)^2 / (2*(w+h-t)))Section Modulus = Moment of Inertia / xSection Modulus = (t*x^3 + w*(h-x)^3 - (w-t)*(h-x-t)^3)/ 3/ xHope that helps


Plastic section modulus for beam sections- Any computer program for calculating the plastic moment or modulus for any beam section is available?

Plastic Section Modulus about the element local y-direction


What is the formula for section modulus of a cylinder?

pi x d3 / 32


What is the difference between flexural modulus and elastic modulus?

I think you are refering to the 'section modulus' which is a geometrical property of a cross section. it is the moment of inertia divided by the distance from the centroid or neutral axis to the farthest point of the section. this modulus measures flexural resistance.


Is ultimate flexural strength and moment of resistance the same in a reinforced section?

No the moment of resistance is a defining parameter that can be used to calculate the stress in a cross section of a given material that is subject to flexural loading. The ultimate flexural strength is a numerical value of stress at which the material will crack, tear, rip etc. Think about ultimate tensile strength and the value of Young's Modulus. Young's Modulus is not defined at the point of 'necking' and therefore the ultimate tensile strength cannot be computed from Young's Modulus and Hook's Law, but the UTS is an empirically defined value.

Related Questions

What is the main physical meaning of section modulus?

section modulus is a measure of the strength of a beam. The more the section modulus the more is the strength.


What is the plastic section modulus of steel section?

section modulus of any section is the ratio of the moment of inertia to the distance of extreem fibre from the neutral axis. plastic section modulus is the section modulus when the cross section is subjected to loading such that the whole section is under yield load. numerically it is equal to the pdoduct of the half the cross section area and the distance of center of gravity of tension and compression area from neutral axis


What is the formula for section modulus of unequal angle iron?

(Assumes the angle iron isn't constrained on either side.)Where:w = width (parallel to axis)h = height (perpendicular to axis)t = thicknessx = Distance to farthest fiber = h-(t*(2*(h-t)+w) + (h-t)^2 / (2*(w+h-t)))Section Modulus = Moment of Inertia / xSection Modulus = (t*x^3 + w*(h-x)^3 - (w-t)*(h-x-t)^3)/ 3/ xHope that helps


Plastic section modulus for beam sections- Any computer program for calculating the plastic moment or modulus for any beam section is available?

Plastic Section Modulus about the element local y-direction


What is Torssional section modulus?

Torssional section module


Is bending stress is directly proportional to section modulus?

Yes, bending stress is directly proportional to the section modulus. A larger section modulus indicates that the cross-sectional shape of the member is better at resisting bending, leading to lower bending stress. Conversely, a smaller section modulus results in higher bending stress for the same applied bending moment.


What is the dimension of modulus of elasticity?

the dimensions of Young's Modulus of Elasticity = (M).(L)^(-1).(T)^(-2)


What is the formula for section modulus of a cylinder?

pi x d3 / 32


Units of section modulus?

Section Modulus is moment of inertia divided by distance from center of gravity to farthest point on the cross-section or I/c. The units of Moment of Inertia is distance^4 so the units of section modulus is distance^3 ( distance cubed ). So if your units are in meters: I/c = (m^4)/(m) = m^3


What is the importance of section modulus?

Sectional modulus of any section determines the strength of a section, i.e. if two sections made up of same material then the section with higher section moduls will carry higher load as the allowable stress is constant for a given material. in analysis of it is useful in determining the maximum stress value to which the section is subjected when the moment is konwn from the relation f=(M/Z) where f= stress at extreem fibre M= maximum bending moment on section Z= section modulus = (moment of inertia/ distance of extreem fibre from NA)


How do you calculate the shear modulus of a material?

The shear modulus of a material is calculated by dividing the shear stress by the shear strain. This can be represented by the equation: Shear Modulus Shear Stress / Shear Strain.


What is the thermal stress formula used to calculate the impact of temperature changes on materials?

The thermal stress formula used to calculate the impact of temperature changes on materials is: E T where: is the thermal stress is the coefficient of thermal expansion E is the modulus of elasticity T is the change in temperature