P 2 C 1
Teachers Continuous Evaluation: 40 marks. Term-End Semester Examination: 60 marks.
Course outcomes
- Ability to draw sectional diagrams of solids.
- Ability to draw 3S projections (isometric and oblique)
- Ability to draw perspective projections
- Understand and use a CAD tool (AutoCAD).
Unit I
Section of Solids: Definition of Sectioning and its purpose, Procedure of Sectioning, Illustration through examples, Types ofsectional planes-application to few examples.
Unit II
Isometric Projection: Classification of pictorial views, Basic Principle of Isometric projection, Difference between isometricprojection and drawing, Isometric projection of solids such as cube, prism, pyramid and cylinder.Oblique Projection: Principle of oblique projection, difference between oblique projection and isometric projection, recedinglines and receding angles, oblique drawing of circle, cylinder, prism and pyramid.
Unit III
Perspective Projection: Principle of perspective projection, definitions of perspective elements, visual ray method, vanishingpoint method. Conversion of 3D to 2D figures
Unit IV
Introduction to CADD: Interfacing and Introduction to CAD Software, Coordinate System, 2D drafting: lines, circles, arc,polygon, etc., Dimensioning, 2-D Modelling, Use of CAD Software for engineering drawing practices. Note: The sheets to be created shall be notified by the concerned teacher in the first week of teaching.