axis pin
21Bowling ball — A bowling ball is a round ball made from, urethane, plastic, reactive resin or a combination of these materials which is used in the sport of bowling. Ten pin bowling balls generally have a set of three holes drilled in them, one each for the… …
22Orthogonal group — Group theory Group theory …
23Mechanical joint — A mechanical joint is a part of machine which are used to connect the other mechanical part or mechanism. Mechanical joints may be temporary or permanent. Most types are designed to be disassemble when required.[1] Contents 1 Types Of Mechanical… …
24Ellipse — Elliptical redirects here. For the exercise machine, see Elliptical trainer. This article is about the geometric figure. For other uses, see Ellipse (disambiguation). Not to be confused with ellipsis. An ellipse obtained as the intersection of a… …
25arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
26Orthogonal matrix — In linear algebra, an orthogonal matrix (less commonly called orthonormal matrix[1]), is a square matrix with real entries whose columns and rows are orthogonal unit vectors (i.e., orthonormal vectors). Equivalently, a matrix Q is orthogonal if… …
27eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… …
28Microphone — For the indie film, see Microphone (film). Microphones redirects here. For the indie band, see The Microphones. A …
29Mouse (computing) — A computer mouse with the most common standard features: two buttons and a scroll wheel, which can also act as a third button In computing, a mouse is a pointing device that functions by detecting two dimensional motion relative to its supporting …
30Glossary of nautical terms — This is a glossary of nautical terms; some remain current, many date from the 17th 19th century. See also Wiktionary s nautical terms, Category:Nautical terms, and Nautical metaphors in English. Contents: A B C D E F G H I J K L M N O P Q R …
