AMERICAN INTERNATIONAL UNIVERSITY-BANGLADESH (AIUB) Faculty of Engineering Bachelor of Science in Electrical and Electronic Engineering (EEE) BAE 1101: Computer Aided Design and Electrical Drafting Experiment # 01: Introduction to Engineering Drawing and Computer Aided Design & Drafting Objective: To familiarize the students with the basic concepts of engineering drawing and computer aided design & drafting Description: Engineering Drawing: Engineering drawing is one kind of drawing used by the engineers and technologists. It is the communication medium between the various person involved in the design and manufacture of mechanical and electrical components, machines, building, bridges etc. Drafting instruments: The most common types of drafting instruments are as follows: • • • • • • • • • • Drawing board T-scale Set- square Scales Compasses Protractor Pencils and leads, Eraser Dividers, Papers Size of Drawing papers: Drawing papers may vary in sizes depending on the type of designing required. Following table represents some of the standard metric paper sizes. Paper Size A0 A1 A2 A3 A4 Border Size (mm) Overall Paper Size (mm) 821 x 1159 841 x 1189 574 x 8 ...
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