The technique for freehand sketch to drawing a straight line is

The other name of axonometric projection is

Circles of very small radii are drawn by means of a

The main purpose of as-built drawing is

The section obtained when the section plane passes through the apex of the cone in such a way that it is perpendicular t…

Circles of small radii are drawn by means of a

Working drawing of a structure at site is prepared for the :

Tracing paper is also named as