This video is all about introduction to projection concept and First angle and third angle approach in Engineering drawing. It is also explain concept of front view and top view projection with respect to Vertical and Horizontal plane. It will make fundamental for projection of point, line and plane.
Projection of Line
Part-1: https://youtu.be/_Z2B_yiOmVI
Part-2: https://youtu.be/_Z2B_yiOmVI
Part-3: https://youtu.be/0affm1ILdr8
Part-4: https://youtu.be/zW_IGrmPk88
Projection of Point
https://youtu.be/FL57qaWK9oI