List and explain three common elements in drafting.
What will be an ideal response?
Lines that, when combined with each other, provide graphic information about the external shape and details of an object.
Dimensions that give the size and location of parts, shapes, and assemblies.
Sections that are used to expose internal construction details when an object is cut apart by imaginary cutting planes.
Processes that are represented by symbols and notes for purposes of identifying how each part is to be produced.
Geometric positioning that deals with placing and accuracy of geometric objects in relationship to one another.
Notes and other non-graphical information clearly lettered (printed).
Tolerances that deal with accuracy related to form and size and position of finished surfaces, where high precision is required.
Materials that are used for making parts, including information about weight, strength, and hardness.
Computer-aided drafting (CAD) applications, where appropriate.
Technical sketching techniques for preparing line and form engineering and technical sketches to complement precise engineering drawings.
You might also like to view...
Dimensional constraints cannot be added:
a. using inferred constraints b. by selecting an object c. using AutoConstrain d. by selecting constraint points
The vast majority of the eggs sold in the United States are white eggs
Indicate whether the statement is true or false.
The device used to both pull and lift or lower certain types of attachments mounted onto a utility tractor is
_____. a. the PTO b. a differential c. the drawbar d. a three-point hitch
Bellows are normally used with a vapor instead of a liquid inside it.
Answer the following statement true (T) or false (F)