What Are The Different Types Of Lines In Engineering Drawing?

What are alphabet lines?

The Alphabet of Lines is a list of line symbols that engineers use in technical drawings to communicate specific shapes, sizes or surfaces.

In the Alphabet of Lines, thick, dark lines represent the outline of an object, showing its visible surfaces and edges..

What is a straight line called?

A line is sometimes called a straight line or, more archaically, a right line (Casey 1893), to emphasize that it has no “wiggles” anywhere along its length. … Two lines lying in the same plane that do not intersect one another are said to be parallel lines.

What are the different types of lines in technical drawing?

Using the Alphabet of LinesConstruction Line. This line is used mainly in sketching, which is a freehand drawing technique. … Visible Object line. This line is used to draw all the edges of the object. … Hidden Object Line. … Centre Line (or centreline) … Extension Line. … Dimension Line.

What are the two classification of lines?

How many types of lines are there? There are two basic lines in Geometry: straight and curved. Straight lines are further classifies into horizontal and vertical. Other types of lines are parallel lines, intersecting lines and perpendicular lines.

What is the object line?

A visible line, or object line is a thick continuous line, used to outline the visible edges or contours of an object. Hidden Line. A hidden line, also known as a hidden object line is a medium weight line, made of short dashes about 1/8” long with 1/16”gaps, to show edges, surfaces and corners which cannot be seen.

What are the 4 basic components of an engineering drawing?

The main purpose of engineering drawings is to communicate to other engineers, machinists, etc….Dimensions have four basic components:Dimension Text.Dimension Line andArrows.Extension Lines.Gap.

What are one line drawings called?

A one line drawing, also known as a single line drawing, is a drawing made with just one line. For most artists it is a way to simplify the complex world around us. Yet there are many different kinds out there, with each artist having their own specific charisteristics.

What are sleeping lines?

Sleeping Line. Sleeping line is the horizontal line. __ Standing Line. Standing line is nothing but a vertical line.

What is Line in engineering drawing?

Line is very important topic in engineering drawing/ engineering Graphics. Drafting is a graphic language using lines, symbols, and notes to describe objects to be manufactured or built. Lines on drawings must be of a quality that reproduces easily.

What are the 4 types of sketching lines?

There are 5 main types of lines in art: vertical lines, horizontal lines, diagonal lines, zigzag lines, and curved lines.

What is a line in basic technology?

In Technical Drawings, Lines are used for the interpretation of drawings by the technical people involved. … Type of lines is a form of language communication between technical individuals.

What are the different kinds of shapes?

There are two types of shapes: geometric and free-form. Geometric shapes are precise shapes that can be described using mathematical formulas. Geometric shapes include circle, square, triangle, oval, rectangle, octagon, parallelogram, trapezoid, pentagon, and hexagon.

What are 5 types of lines?

There are 5 main types of lines in art: vertical lines, horizontal lines, diagonal lines, zigzag lines, and curved lines. Other types of lines are simply variations of the five main ones.

What are line types?

Types of LineHorizontal Lines.Vertical Lines.Parallel Lines.Perpendicular Lines.

What are the 3 types of geometry?

In two dimensions there are 3 geometries: Euclidean, spherical, and hyperbolic. These are the only geometries possible for 2-dimensional objects, although a proof of this is beyond the scope of this book.

What are the 7 types of lines?

There are many types of lines: thick, thin, horizontal, vertical, zigzag, diagonal, curly, curved, spiral, etc. and are often very expressive.