Ea basic CH3 Flashcards
1
Q
- What is most technical drafting with the exception of lettering? (Page 3-4)
A
mechanical
2
Q
- What is a chart or graph that emphasizes numerical value called? (Page 3-5)
A
quantatitve
3
Q
- What is a chart or graph that emphasizes relationships called? (Page 3-5)
A
qualitative
4
Q
- What type of chart compares the scheduled work progress with the actual progress? (Page 3-6)
A
progress charts
5
Q
- Any drawing prepared by or for the Navy must be prepared following the latest military standard (MIL- STD), Department of Defense Standard (DOD-STD), and what applicable design manuals? (Page 3-6)
A
NAVFACENGCOM
6
Q
- What contains abbreviations for Use on Drawings and in Technical Type Publications? (Page 3-7)
A
MIL-STD-12D
7
Q
- What are the three basic types of drafting media materials? (Page 3-8)
A
Paper, cloth, and film
8
Q
- What is drawing paper with a high rag content mounted on cardboard backing? (Page 3-9)
A
illustration board
9
Q
- What are the two types of pencils that are used in drafting? (Page 3-9)
A
wooden and mechanical
10
Q
- What type of eraser is ideal for erasing lines drawn on tracing cloth and films? (Page 3-10)
A
vinyl
11
Q
- What helps to prevent a freshly inked line from spreading? (Page 3-10)
A
pounce
12
Q
- What is the most common T square size? (Page 3-12)
A
36 inches
13
Q
- How long is the steel straightedge included in the draftsmen kit? (Page 3-13)
A
42 inches
14
Q
- What are used for measuring and laying off angles other than those drawn with the triangle or a combination of triangles? (Page 3-15)
A
protractors
15
Q
- What are circles and circular curves of relatively short radius drawn with? (Page 3-17)
A
compass
16
Q
- How many types of bow compasses are there? (Page 3-17)
A
two
17
Q
- Pivot joint dividers should be used for measurements of what size or more? (Page 3-18)
A
1 inch
18
Q
- For measurements of less than 1 inch what type of dividers should be used? (Page 3-18)
A
bow
19
Q
- The drop bow pen is used to ink small circles with diameters of less than what size? (Page 3-19)
A
1/4 inch
20
Q
- With one or more beam extensions, the length of the radius of a beam compass ranges from about 18 to how many inches? (Page 3-22)
A
70
21
Q
- What are used for transferring measurements from one scale to another? (Page 3-22)
A
proportional dividers
22
Q
- Scales are generally available in how many different shapes? (Page 3-24)
A
four
23
Q
- What type of scales are usually triangular and are used wherever dimensions are measured in feet and inches? (Page 3-24)
A
architects scales
24
Q
- What type of scale is used in place of the architect’s and engineers scale when measurements and dimensions are in meters and centimeters? (Page 3-30)
A
metric
25
Q
- What are precision instruments for measuring the lengths of roads, pipelines, and other irregular outlines on maps and drawings? (Page 3-30)
A
map measures
26
Q
- What is a draftsman’s drawing ink commonly called? (Page 3-34)
A
india ink
