Technical Drawing - Exam Papers - Ordinary - 2003 - Building
The accompanying drawing shows ground contours at ten-metre vertical intervals on a map.
(a) On the drawing supplied, draw a vertical section (profile) on the line DE.
(b) A, B and C are outcrop points on the surface of a stratum of ore.
(c) An object having a height of 40m stands vertically on the ground at H.