Strain Types There are three types of strain: Longitudinal Strain Volume Strain Shear Strain A. Longitudinal Strain This type of strain is called longitudinal strain and occurs when a body is subjected to tensile or compressive stress. It is defined as the ratio of the change in length to the original length of the body.
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The meaning of STRAIN is lineage, ancestry. How to use strain in a sentence.
STRAIN definition: 1. a force or influence that stretches, pulls, or puts pressure on something, sometimes causing…. Learn more.
In mechanics, strain is defined as relative deformation, compared to a reference position configuration. Different equivalent choices may be made for the expression of a strain field depending on whether it is defined with respect to the initial or the final configuration of the body and on whether the metric tensor or its dual is considered. Strain has dimension of a length ratio, with SI ...
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STRAIN definition: to draw tight or taut, especially to the utmost tension; stretch to the full. See examples of strain used in a sentence.
Therefore, strain is a dimensionless number. Strain under a tensile stress is called tensile strain, strain under bulk stress is called bulk strain (or volume strain), and that caused by shear stress is called shear strain. The greater the stress, the greater the strain; however, the relation between strain and stress does not need to be linear.