Search results
Results from the WOW.Com Content Network
Compression (geology) 3 languages. ... When the maximum compressive stress is vertical, a section of rock will often fail in normal faults, ...
The second type is compression. This occurs when rocks are squeezed together causing them to fold or fracture. While confining stress and compression stress both deal with rocks in a state of compression, the difference lies in that confining stress is a vertical stress, making it influenced by gravity.
A compression fracture is a collapse of a vertebra. It may be due to trauma or due to a weakening of the vertebra (compare with burst fracture ). This weakening is seen in patients with osteoporosis or osteogenesis imperfecta , lytic lesions from metastatic or primary tumors , [ 1 ] or infection. [ 2 ]
Adiabatic compression occurs when the pressure of a gas is increased by work done on it by its ... Volume is the horizontal axis and pressure is the vertical axis.
Extend the "straight portion" of the virgin compression curve (high effective stress, low void ratio: almost vertical on the right of the graph) up to the bisector line in part 4. The point where the lines in part 4 and part 5 intersect is the preconsolidation pressure. [7]
C c is the compression index. e 0 is the initial void ratio. H is the height of the compressible soil. σ zf is the final vertical stress. σ z0 is the initial vertical stress. When stress is removed from a consolidated soil, the soil will rebound, regaining some of the volume it had lost in the consolidation process.
Compression of solids has many implications in materials science, physics and structural engineering, for compression yields noticeable amounts of stress and tension. By inducing compression, mechanical properties such as compressive strength or modulus of elasticity , can be measured.
When an object is subjected to a force in a single direction (referred to as a uniaxial compression), the compressive stress is determined by dividing the applied force by the cross-sectional area of the object. [1] Consequently, compressive stress is expressed in units of force per unit area. Axial Stress