Torsional vibration — is angular vibration of an object commonly a shaft along its axis of rotation. Torsional vibration is often a concern in power transmission systems using rotating shafts or couplings where it can cause failures if not controlled. In ideal power… … Wikipedia
Molecular geometry — Geometry of the water molecule Molecular geometry or molecular structure is the three dimensional arrangement of the atoms that constitute a molecule. It determines several properties of a substance including its reactivity, polarity, phase of… … Wikipedia
nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… … Universalium
Bicycle and motorcycle dynamics — A computer generated, simplified model of bike and rider demonstrating an uncontrolled right turn. An … Wikipedia
Nanotube nanomotor — A device generating linear or rotational motion using carbon nanotube(s) as the primary component, is termed a nanotube nanomotor. Nature already has some of the most efficient and powerful kinds of nanomotors. Some of these natural biological… … Wikipedia
Galloping Gertie — This article is about the first Tacoma Narrows Bridge, which collapsed in 1940. For the article on the current bridge, see Tacoma Narrows Bridge. Infobox Bridge bridge name = Tacoma Narrows Bridge (Galloping Gertie) caption = The first Tacoma… … Wikipedia
Tacoma Narrows Bridge (1940) — This article is about the first Tacoma Narrows Bridge, which collapsed in 1940. For the article on the current bridges, see Tacoma Narrows Bridge. Tacoma Narrows Bridge The original Tacoma Narrows Bridge roadway twisted and vibrated violently… … Wikipedia
Neutron-star oscillation — Asteroseismology studies the internal structure of our Sun and other stars using oscillations. These can be studied by interpreting the temporal frequency spectrum acquired through observations[1]. In the same way, the more extreme neutron stars… … Wikipedia
Tuned mass damper — An animation showing the movement of a skyscraper versus the mass damper. The green indicates the hydraulic cylinders used to damp the motion of the skyscraper. A tuned mass damper, also known as an active mass damper (AMD) or harmonic absorber,… … Wikipedia
Benign paroxysmal positional vertigo — Classification and external resources Exterior of labyrinth. ICD 10 H … Wikipedia
T. V. S. R. Appa Rao — T.V.S.R. Appa Rao is a scientist from India. He is an Emeritus Scientist with over 40 years of experience in Research Development in the areas of structural analysis design, testing, and failure investigations including those due to natural… … Wikipedia