What is the difference between a sketch and a technical drawing?
Technical sketches are used to communicate someting about a design or idea in specific dimensions or quality. An artistic sketch by contrast is one that is open to some level of interpretation, by both the person creating it and the viewer viewing it.
What is a freehand sketching?
Free Hand Sketching is such a drawing which is drawn without measuring instruments. This drawing is drawn with the help of pencil and eraser only. Such drawing is drawn before every type of actual drawing because it takes less time. Then the actual drawing is prepared.
What is the benefit of freehand drawing?
Freehand drawing allows an artist to express his or herself without being distracted by technical info. and so produce more sketches of the same or different subject matters. Drawing is a skill which develops as you practice.
What are the types of freehand sketching?
Two types of pictorial sketches are used frequently in freehand sketching: oblique and isometric. The oblique projection places the principal face of the object parallel to the plane of the paper. The isometric projection tilts the part so that no surface of the part is in the plane of the paper.
What are the methods of drawing lines?
Common techniques include:
- Small dashes.
- Hatching (long, parallel lines on an angle)
- Cross-hatching (parallel lines at right angles)
- Stippling (dots)
- Scribbles.
- Small crosses.
- Small circles.
What is Ditto line?
The ditto mark is a sign indicating that the words or figures above it are to be repeated. The mark is made using ‘a pair of apostrophes’; ‘a pair of marks ” used underneath a word’; the symbol ” (quotation mark); or the symbol ” (right double quotation mark).
What are the 3 major line types that are used for technical drawings?
Using the Alphabet of Lines
- Construction 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.
Which line on a drawing should be the thickest?
cutting plane line