Engineering graphics is essential for technical communication and design. Technical drawings represent parts and assemblies using various methods. Working drawings contain all information needed for manufacturing
Axonometric projection shows objects rotated around axes to reveal multiple sides. Three types: isometric, dimetric, and trimetric based on viewing angle. Scale remains constant regardless of object's location
Wiring diagram shows electrical connections in a circuit using shapes and symbols. Used by building planners, architects, and electricians for circuit visualization. Helps locate faults, install new wires, and locate electrical outlets