Scientific Ontology

E

Mechanics

Young Modulus

Ratio of tensile stress to tensile strain in the elastic limit.

pascal (Pa)

Dimension: $[\,M L^{-1} T^{-2}\,]$

How values of young modulus span the physical world (in Pa, log scale).

Rubber

10⁷ Pa

Steel

2.00 × 10¹¹ Pa

Diamond

10¹² Pa

Lower limit10⁶ PaUpper limit10¹² Pa

Young Modulus

E = \dfrac{\sigma}{\varepsilon}