## Shear modulus |

shear modulus common symbolsg, s si unit pascal derivations from

other quantities*g*= /τ γ *g*= / 2(1+e )n in

,materials science **shear modulus**or**modulus of rigidity**, denoted by*g*, or sometimes*s*or*μ*, is defined as the ratio of to theshear stress :shear strain ^{[1]}where

- = shear stress
- is the force which acts
- is the area on which the force acts
- = shear strain. in engineering , elsewhere
- is the transverse displacement
- is the initial length

the derived

unit of shear modulus is thesi (pa), although it is usually expressed inpascal (gpa) or in thousands ofgigapascals . itspounds per square inch (ksi) is mdimensional form ^{1}l^{−1}t^{−2}, replacing*force*by*mass*times*acceleration*.

- explanation
- shear waves
- shear modulus of metals
- shear relaxation modulus
- see also
- references

Shear modulus | |
---|---|

Common symbols | G, S |

Derivations from other quantities | G = G = |

In **shear modulus** or **modulus of rigidity**, denoted by *G*, or sometimes *S* or *μ*, is defined as the ratio of ^{[1]}

where

- = shear stress
- is the force which acts
- is the area on which the force acts
- = shear strain. In engineering , elsewhere
- is the transverse displacement
- is the initial length

The derived ^{1}L^{−1}T^{−2}, replacing *force* by *mass* times *acceleration*.