Answer to essential questions from Unit 2.2

1. Working drawings are drawings that convey all of the information needed to manufacture and assemble a design.


2. Dimensioning standards are a set of rules that help create a standard way to dimension objects.

3. The importance of the part relative to other parts determines the location of the origin or datum from which all of the edges and features of an object are dimensioned.

4. Tolerance is the total permissible variation in a size or location dimension.

5. The effect that trailing zeroes in the dimension text have on the cost of a part is it could increase the cost due to accuracy.

6. To make the part easier to read, or less confusing to the viewer.

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