Technical Drawing - Exam Papers - Ordinary - 2003 - Building

Question 7

  

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.
Determine the dip and strike of the stratum.

(c) An object having a height of 40m stands vertically on the ground at H.
Determine if the object is visible from the ground at G.

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