Drawing 6 hrs/ week
UNIT I– INTRODUCTION TO ENGINEERING DRAWING
Principles of Engineering Graphics and their Significance – Drawing Instruments and their Use – Conventions in Drawing – Lettering – BIS Conventions.
Curves used in Engineering Practice:
a) Conic Sections including the Rectangular Hyperbola – General method only.
b) Cycloid, Epicycloids and Hypocycloid
c) Involutes.
d) Helices
UNIT II– PROJECTION OF POINTS AND LINES
Principles of Orthographic Projection – Conventions – First and Third Angle Projections. Projections of Points, Lines inclined to one or both planes, Problems on projections, Finding True lengths & traces only.
UNIT III– PROJECTIONS OF PLANES
Projections of regular Plane surfaces/figures, Projection of lines and planes using auxiliary planes.
UNIT IV– PROJECTIONS OF SOLIDS
Projections of Regular Solids inclined to one or both planes – Auxiliary Views.
UNIT V– SECTIONS AND DEVELOPMENTS OF SOLIDS
Section Planes and Sectional views of Right Regular Solids–Prism, Cylinder, Pyramid and Cone. True shapes of the sections.
Development of Surfaces of Right Regular Solids – Prisms, Cylinder, Pyramid, Cone and their Sectional parts.
UNIT VI– ISOMETRIC AND ORTHOGRAPHIC PROJECTIONS
Principles of Isometric Projection – Isometric Scale – Isometric Views– Conventions – Isometric Views of Lines, Plane Figures, Simple and Compound Solids – Isometric Projection of objects having non- isometric lines. Isometric projections of spherical parts.
Conversion of Isometric projections/views to Orthographic Views – Conventions.
UNIT VII– INTERPENETRATION OF RIGHT REGULAR SOLIDS
Projections of curves of Intersection of Cylinder Vs Cylinder, Cylinder Vs Prism, Cylinder Vs Cone, Square Prism Vs Square Prism.
UNIT VIII– PERSPECTIVE PROJECTIONS
Perspective View of Plane Figures and Simple Solids.
Vanishing Point Method (General Methods only).
TEXT BOOKS:
- Engineering Drawing, N.D. Bhat, Charotar Publishers
- Engineering Drawing, Johle, Tata McGraw-Hill
- Engineering Drawing, Shah and Rana, 2/e, Pearson education
REFERENCES:
- Engineering Drawing and Graphics, Venugopal/ New age
- Engineering Drawing, B.V.R. Guptha, J.K. Publishesrs
- Engineering Drawing, K.L. Narayana, P. Khanniah, Scitech Pub4. Engineering Drawing, Venkata Reddy, B.S.Publishers.
POPULAR BOOK:
Engineering Drawing - Basant Agrawal. Tata McGraw-Hill
