Theories of Failure – Detailed Explanation with Derivation
📌 Quick Answer Theories of failure predict when a material under combined (multiaxial) stress will fail, by comparing its stress state to a property…Read More →
Year: 2023
Mechanical Properties of Materials
📌 Quick Answer The mechanical properties of a material describe how it behaves when forces are applied to it, covering strength, stiffness, elasticity, plasticity,…Read More →
Shear modulus – Definition, Formula, Applications & Examples
📌 Quick Answer The shear modulus, also called the modulus of rigidity (G), is the ratio of shear stress to shear strain within the…Read More →
Spring constant – Definition, Unit, Formula & Applications
📌 Quick Answer The spring constant (k) measures the stiffness of a spring — the force required to stretch or compress it by one…Read More →
Parallelogram law of forces – Statement & Derivation
📌 Quick Answer The parallelogram law of forces states that if two forces acting at a point are represented in magnitude and direction by…Read More →
Hardness test – Types, Characteristics & Applications
📌 Quick Answer A hardness test measures a material’s resistance to localised plastic deformation (indentation or scratching). The main methods are Brinell, Rockwell, Vickers,…Read More →