The bass is unique among the orchestral strings in that it is a member of the viol, not violin, family of instruments. A bass is also sometimes called a string bass, upright bass, or double bass. Bass players are not only in demand in the world of classical music.
Warping: The parallel winding of warp ends from many winding packages (cone, cheese) on to a common package (warp beam) is called warping.arping carries out following operations: Objects of Warping: To arrange a convenient number of warp yarns of related length so that they can be collect on a single warp beam as a continuous sheet of yarns which can be used for sizing or next process.
Warp and weft in plain weaving. In weaving, the woof (sometimes weft) is the term for the thread or yarn which is drawn through the warp yarns to create cloth. Warp is the lengthwise or longitudinal thread in a roll, while weft is the transverse thread. A single thread of the weft, crossing the warp, is called a pick. Terms do vary (for instance, in North America, the weft is sometimes referred to as the fill or the filling yarn). The weft is a thread or yarn usually made of spun fibre. The original fibres used were wool, flax or cotton. Today, man-made fibres are often used in weaving.