FORM ONE DRAWING

1. With the aid of a drawing, explain the following rules of dimensioning:

(a) Four linear rules

(b) Four circular rules

(c) Two angular rules

2. Provide three orthographic views in third angle projection.



Answer :

Final answer:

Explanation of dimensioning rules in engineering drawings.


Explanation:

Dimensioning rules in engineering drawings:

  1. Four Linear rules: These include dimensioning straight lines such as length, width, and depth.
  2. Four circular rules: Dimensioning circles, arcs, and rounded features.
  3. Two angular rules: Dimensioning angles, typically showing the angle between two lines on the drawing.

When creating orthographic views, it is essential in engineering to accurately represent dimensions and features for manufacturing.


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