Chapter 13: DEVELOPMENT OF SURFACES
Development: Introduction, Classification of surfaces, Methods of development, Development of prisms, Development of cylinders, Development of cones, Development of pyramids, Development of spheres (Lune method, Zone method), Development of transition pieces, Development of tray, Development of oblique objects, Miscellaneous problems, Exercise 13a.
Anti-developments: Review questions, Exercise 13b, Multiple choice questions.
Chapter 14: INTERSECTION OF SURFACES
Intersection of surfaces: Introduction, Engineering Applications, Lines of intersection, Methods of determining the curves of intersection, Line or generator method, Cutting plane method, Types of penetrating solids, Intersection of prism by another solid, Intersection of cylinder by another solid, Intersection of pyramid by another solid, Intersection of cone by another solid, Intersection of solids when axes intersect at an angle other than right angle, Intersection of sphere by another solid, Miscellaneous Problems, Review questions, Exercise 14, Multiple choice questions.
Chapter 15: ISOMETRIC PROJECTION
Isometric projection of planes: Introduction, Axonometric projection, Trimetric projection, Dimetric projection, Isometric projection, Principle of isometric projection, Terminology: isometric axes, lines, planes, scale, Construction of isomeric scale, Lines in Isometric projection, Isometric projection and isometric view, Dimensioning of isometric projection, Isometric view of planes, Exercise 15a.
Isometric view of solids: Isometric view of right solids, Isometric view of solids containing non-isometric lines, Isometric view of truncated solids, sometric view of composite solids, Isometric view of solids when orthographic views are given, Review questions, Exercise 15b, Multiple choice questions.
Chapter 16: OBLIQUE PROJECTION
Oblique Projection: Introduction, Terminology, Direction of projectors, Cavalier projection, Cabinet projection, General oblique, Rules for the choice of position of an object, Dimensioning oblique drawings, Advantages of oblique drawing, Oblique projection of planes containing Angles, Contours, circles etc. Use of Four centre approximate method.
Oblique projections of solids: Oblique projections of basic solids, Oblique projections of truncated solids, Oblique projections of composite solids, Oblique projections from orthographic views, Review questions, Exercise 16, Multiple choice questions.
Chapter 17: PERSPECTIVE PROJECTION
Perspective Projection: Introduction, Application of perspective, Types of perspective, One-point perspective (parallel perspective), Two-point perspective (angular perspective), Three-point perspective (oblique perspective), Zero-point perspective, Infinite-point perspective, Aerial perspective (atmospheric perspective), Characteristic features, Terminology used in perspective projection, The myth of perspectives, Methods of drawing perspective views, Visual-ray method and its Alternative method, Vanishing-point method and its Alternative method, Miscellaneous problems, Review questions, Exercise 17, Multiple choice questions.
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