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Question 1 of 59
1. Question
What type of line is normally used in a drawing or blueprint that indicates invisible edges or contours?
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Question 2 of 59
2. Question
Refer to Figure 27. In the isometric view of a typical aileron balance weight, identify the view indicated by the arrow.
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Question 3 of 59
3. Question
(1) A detail drawing is a description of a single part. (2) An assembly drawing is a description of an object made up of two or more parts. Regarding the above statements
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Question 4 of 59
4. Question
Refer to Figure 28. Identify the bottom view of the object shown.
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Question 5 of 59
5. Question
A specific measured distance from the datum or some other point identified by the manufacturer, to a point in or on the aircraft is called a
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Question 6 of 59
6. Question
Which statement is true regarding an orthographic projection?
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Question 7 of 59
7. Question
Refer to Figure 29. Identify the left side view of the object shown.
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Question 8 of 59
8. Question
A line used to show an edge which is not visible is a
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Question 9 of 59
9. Question
What type of drawing line consists of alternating long and short lines?
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Question 10 of 59
10. Question
Refer to Figure 30. Identify the bottom view of the object.
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Question 11 of 59
11. Question
(1) Schematic diagrams indicate the location of individual components in the aircraft.
(2) Schematic diagrams indicate the location of components with respect to each other within the system.
Regarding the above statements,
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Question 12 of 59
12. Question
Refer to Figure 31. What are the proper procedural steps for sketching repairs and alterations?
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Question 13 of 59
13. Question
Which statement is applicable when using a sketch for making a part?
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Question 14 of 59
14. Question
Refer to Figure 32. What is the next step required for a working sketch of the illustration?
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Question 15 of 59
15. Question
For sketching purposes, almost all objects are composed of one or some combination of six basic shapes; these include the
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Question 16 of 59
16. Question
In a sectional view drawing, what sections illustrate particular parts of an object?
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Question 17 of 59
17. Question
What should be the first step of the procedure in selecting an aircraft wing skin repair?
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Question 18 of 59
18. Question
A simple way to find the center of a circle on a sketch or drawing, or a circular piece of material is to
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Question 19 of 59
19. Question
Working drawings may be divided into three classes. They are
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Question 20 of 59
20. Question
What is the class of working drawing that is the description/depiction of a single part?
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Question 21 of 59
21. Question
Sketches are usually made easier by the use of
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Question 22 of 59
22. Question
(1) Sketches are usually made with the aid of drafting instruments.
(2) Sketches are usually more complicated to make when using graph paper.
Regarding the above statements
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Question 23 of 59
23. Question
(1) According to 14 CFR Part 91, repairs to an aircraft skin should have a detailed dimensional sketch included in the permanent records.
(2) On occasion, a mechanic may need to make a simple sketch of a proposed repair to an aircraft, a new design, or a modification.
Regarding the above statements,
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Question 24 of 59
24. Question
What material symbol is frequently used in drawings to represent all metals?
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Question 25 of 59
25. Question
What is used to indicate that a surface must be machine finished?
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Question 26 of 59
26. Question
Refer to Figure 33. Which material section-line symbol indicates cast iron?
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Question 27 of 59
27. Question
Refer to Figure 34. What is the dimension of the chamfer?
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Question 28 of 59
28. Question
Refer to Figure 34. What is the maximum diameter of the hole for the clevis pin?
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Question 29 of 59
29. Question
Refer to Figure 34. What would be the minimum diameter of 4130 round stock required for the construction of the clevis that would produce a machined surface?
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Question 30 of 59
30. Question
Refer to Figure 34. Using the information, what size drill would be required to drill the clevis bolthole?
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Question 31 of 59
31. Question
The measurements showing the ideal or “perfect” sizes of parts on drawings are called
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Question 32 of 59
32. Question
Refer to Figure 35. Identify the extension line.
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Question 33 of 59
33. Question
Refer to Figure 36. The diameter of the holes in the finished object is
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Question 34 of 59
34. Question
Zone numbers on aircraft blueprints are used to
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Question 35 of 59
35. Question
Which of the following terms is/are used to indicate specific measured distances from the datum and/or other points identified by the manufacturer, to points in or on the aircraft?
- Zone numbers
- Reference numbers
- Station numbers
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Question 36 of 59
36. Question
In order to locate wing and stabilizer frames, what numbering system is used?
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Question 37 of 59
37. Question
One purpose for schematic diagrams is to show the
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Question 38 of 59
38. Question
When reading a blueprint, a dimension is given as 4.387 inches + .005 – .002. Which statement is true?
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Question 39 of 59
39. Question
What is the allowable manufacturing tolerance for a bushing where the outside dimensions shown on the blueprint are
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Question 40 of 59
40. Question
A hydraulic system schematic drawing typically indicates the
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Question 41 of 59
41. Question
Refer to Figure 37. The vertical distance between the top of the plate and the bottom of the lowest 15/64-inch hole is
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Question 42 of 59
42. Question
(1) A measurement should not be scaled from an aircraft print because the paper shrinks or stretches when the print is made.
(2) When a detail drawing is made, it is carefully and accurately drawn to scale, and is dimensioned.
Regarding the above statements,
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Question 43 of 59
43. Question
The drawings often used in illustrated parts manuals are
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Question 44 of 59
44. Question
A drawing in which the subassemblies or parts are shown as brought together on the aircraft is called
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Question 45 of 59
45. Question
What type of diagram shows the wire size required for a particular installation?
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Question 46 of 59
46. Question
In what type of electrical diagram are images of components used instead of conventional electrical symbols?
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Question 47 of 59
47. Question
Schematic diagrams are best suited for which of the following?
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Question 48 of 59
48. Question
In the reading of aircraft blueprints, the term “tolerance,” used in association with aircraft parts or components,
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Question 49 of 59
49. Question
Refer to Figure 38. An aircraft reciprocating engine has a 1,830 cubic-inch displacement and develops 1,250 brake-horsepower at 2,500 RPM. What is the brake mean effective pressure?
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Question 50 of 59
50. Question
Refer to Figure 38. An aircraft reciprocating engine has a 2,800 cubic-inch displacement, develops 2,000 brake-horsepower, and indicates 270 brake mean effective pressure. What is the engine speed (RPM)?
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Question 51 of 59
51. Question
Refer to Figure 38. An aircraft reciprocating engine has a 2,800 cubic-inch displacement and develops 2,000 brake-horsepower at 2,200 RPM. What is the brake mean effective pressure?
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Question 52 of 59
52. Question
Refer to Figure 39. Determine the cable size of a 40-foot length of single cable in free air, with a continuous rating, running from a bus to the equipment in a 28-volt system with a 15-ampere load and a 1-volt drop.
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Question 53 of 59
53. Question
Refer to Figure 39. Determine the maximum length of a No. 16 cable to be installed from a bus to the equipment in a 28-volt system with a 28-ampere intermittent load and a 2-volt drop.
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Question 54 of 59
54. Question
Refer to Figure 39. Determine the minimum wire size of a single cable in a bundle carrying a continuous current of 28-amperes 10 feet from the bus to the equipment in a 28-volt system with an allowable 1-volt drop.
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Question 55 of 59
55. Question
Refer to Figure 39. Determine the maximum length of a No. 12 single cable that can be used between a 28-volt bus and a component utilizing 20 amperes continuous load in free air with a maximum acceptable 1-volt drop.
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Question 56 of 59
56. Question
Refer to Figure 40. Determine the proper tension for a 1/8 inch cable (7 x 19) if the temperature is 80 degrees F.
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Question 57 of 59
57. Question
Refer to Figure 40. Determine the proper tension for a 3/16 inch cable (7 x 19 extra flex) if the temperature is 87 degrees F.
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Question 58 of 59
58. Question
Refer to Figure 41. Determine how much fuel would be required for a 30-minute reserve operating at 2,300 RPM.
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Question 59 of 59
59. Question
Refer to Figure 41. Determine the
fuel consumption with the engine operating at cruise, 2,350 RPM.
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