UNIT – I INTRODUCTION TO ENGINEERING DRAWING

1.1 Principles of Engineering Drawing/Graphics -Various Drawing Instruments -Conventions in Drawing -Lettering practice -BIS Conventions.

1.2 Curves: Constructions of Curves used in Engineering Practice: a) Conic Sections including the Rectangular Hyperbola – General method only. b) Cycloid, Epicycloid and Hypocycloid c) Involute.

1.3 Scales: Construction of different types of Scales, Plain, Diagonal, Vernier scale.

UNIT – II ORTHOGRAPHIC PROJECTIONS IN FIRST ANGLE

2.1 PROJECTION: Principles of Orthographic Projections - Conventions -First and Third Angle projections. Projections of Points. including Points in all four quadrants.

2.2 Projections of Lines - Parallel, perpendicular, inclined to one plan and inclined to both planes. True length and true angle of a line. Traces of a line.

2.3 PROJECTIONS OF PLANES: Plane parallel, perpendicular and inclined to one reference plane. Plane inclined to both the reference planes.

UNIT – III PROJECTIONS OF SOLIDS,SECTIONS AND SECTIONAL VIEWS

3.1 Projections of regular solids, cube, prisms, pyramids, Tetrahedran, cylinder and cone, axis inclined to both planes.

3.2 Right Regular Solids – Prism, Cylinder, Pyramid, Cone -Use of Auxiliary views.

UNIT – IV DEVELOPMENT OF SURFACES,INTERSECTION OF SOLIDS

4.1 Development of Surfaces of Right, Regular Solids – Prisms, Cylinder, Pyramids, Cone and their parts. Frustum of solids.

4.2 Intersection of Cylinder Vs Cylinder, Cylinder Vs Prism, Cylinder Vs Cone.

UNIT – V ISOMETRIC PROJECTIONS,TRANSFORMATION OF PROJECTIONS AND PERSPECTIVE PROJECTIONS

5.1 Principles of Isometric Projection -Isometric Scale -Isometric Views-Conventions -Plane Figures,

5.2 Simple and Compound Solids -Isometric Projection of objects having non- isometric lines.

5.3 Isometric Projection of parts with Spherical surface. Conversion of Isometric Views to Orthographic Views.

5.4 Conversion of orthographic views to isometric views – simple objects.

5.5 Perspective View : Points, Lines and Plane Figures, Vanishing Point Methods (General Method only).