ORTHOGRAPHIC DRAWING : LSUS
Basic Technology JSS3 First Term
WEEK NINE AND TEN
ORTHOGRAPHIC DRAWING
PERFORMANCE OBJECTIVE
By the end of the lesson, the students should be able to learn:
- ORTHOGRAPHIC DRAWING
- METHODS OF PROJECTIONS
- ANGLES OF PROJECTION
- DIMENSIONING
CONTENT
ORTHOGRAPHIC DRAWING
The draughtsman or engineer uses two basic methods to represent an object on paper, board, or similar surfaces. The two basic methods are:
- Orthographic projection
- Pictorial projection
Orthographic projection is used to show at least three views. The three views usually shown in orthographic projection are: front view (elevation), side view (either right side or left side), and plan (top view). Orthographic drawing is the method of producing the drawing of an object so it.... View More
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- Chapters 8
- Category JSS3
- Author ClassNotes Edu
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