shearing angle
41Torsion (mechanics) — In solid mechanics, torsion is the twisting of an object due to an applied torque. In circular sections, the resultant shearing stress is perpendicular to the radius.For solid or hollow shafts of uniform circular cross section and constant wall… …
42Yield surface — A yield surface is a five dimensional surface in the six dimensional space of stresses. The state of stress of inside the yield surface is elastic. When the stress state lies on the surface the material is said to have reached its yield point and …
43Line moiré — is one type of moiré pattern; a pattern that appears when superposing two transparent layers containing correlated opaque patterns. Line moiré is the case when the superposed patterns comprise straight or curved lines. When moving the layer… …
44Rankine theory — Rankine s theory, developed in 1857 [Rankine, W. (1857) On the stability of loose earth. Philosophical Transactions of the Royal Society of London, Vol. 147.] , is a stress field solution that predicts active and passive earth pressure. It… …
45atmosphere — atmosphereless, adj. /at meuhs fear /, n., v., atmosphered, atmosphering. n. 1. the gaseous envelope surrounding the earth; the air. 2. this medium at a given place. 3. Astron. the gaseous envelope surrounding a heavenly body. 4. Chem. any… …
46liquid — liquidly, adv. liquidness, n. /lik wid/, adj. 1. composed of molecules that move freely among themselves but do not tend to separate like those of gases; neither gaseous nor solid. 2. of, pertaining to, or consisting of liquids: a liquid diet. 3 …
47Glossary of rail terminology — Rail transport Operations Track Maintenance High speed Gauge Stations …
48Four-slide — A four slide machine The same four slide machine from another angle A fou …
49Optical microscope — Microscope Uses Small sample observation Notable experiments Discovery of cells Inventor Hans Lippershey Zacharias Jans …
50Composite bow — Reconstruction of a Ming dynasty Kaiyuan bow by Chinese bowyer Gao Xiang. This is a horn, bamboo, sinew composite …
