The modulus of resilience is a measure of the ability of a material to absorb energy when it is subjected to an elastic deformation. It is an important mechanical property of materials that is used to predict their behavior under load and to design and analyze structures and components.
The Poisson’s ratio of a material is a measure of the material’s ability to deform in response to an applied load. It is a dimensionless quantity that is typically denoted by the symbol “nu” and is defined as the ratio of the transverse strain to the axial strain in a material when it is subjected to a uniaxial tensile or compressive load.
The shear modulus, also known as the modulus of rigidity, is a measure of the stiffness of a material when it is subjected to shear stress. It is a mechanical property of materials that is used to predict their behavior under shear loading and to design and analyze structures and components that may be subjected to shear forces.
The Tresca criterion is a condition for determining the maximum shear stress that a material can withstand before it fails or breaks. It is a tool that is commonly used in mechanics of materials to analyze and understand the behavior of materials under shear loading.
The von Mises criterion is a criterion used to predict when a material will yield under uniaxial stress. It is based on the idea that yielding occurs when the equivalent tensile stress exceeds the yield strength of the material.
The S-N curve, also known as the fatigue curve, is a graphical representation of the relationship between the maximum stress that a material can withstand before it fails and the number of cycles of loading that it can endure before it fails
The difference between fatigue strength and static strength is important in engineering design, as it affects the way that materials can be used in different applications
The difference between ductile and brittle materials is important in engineering and materials science, as it affects the way that materials behave under load and the way that they can be used in different applications
In mechanics, stress and strain are two important concepts that are used to describe the behavior of materials under load.
In engineering and technical drawing, projection is a method used to represent three-dimensional objects on a two-dimensional plane. There are three main types of projection: first angle projection, second angle projection, and third angle projection.