Aircraft Drawings Flashcards
What type of line is normally used in a drawing or blueprint that indicates invisible edges or contours?
A. Medium-weight short dashes evenly spaced.
B. Medium-weight very short dashes evenly spaced.
C. Thin-weight, one long and two short dashes evenly spaced.
A. Medium-weight short dashes evenly spaced.
(Refer to Figure 27) In the isometric view of a typical aileron balance weight, identify the view indicated by the arrow.
A. 1
B. 3
C. 2
B. 3
(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.
A. Only 1 is true.
B. Neither 1 nor 2 is true.
C. Both 1 and 2 are true.
C. Both 1 and 2 are true.
(Refer to figure 28) identify the bottom view of the object shown.
A. 2
B. 3
C. 1
A. 2
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:
A. Zone number
B. Reference number.
C. Station number.
C. Station number.
Which statement is true regarding an orthographic projection?
A. There are always at least two views.
B. It could have as many as eight views.
C. One-view, two-view, and three-view drawings are the most common.
C. One-view, two-view, and three-view drawings are the most common.
(Refer to Figure 29) Identify the left side view of the object shown.
A. 1
B. 2
C. 3
C. 3
A line used to show an edge which is not visible is a:
A. Phantom line.
B. Hidden line.
C. Break line.
B. Hidden line.
What type if drawing line consists of alternating long and short lines?
A. Dimension.
B. Center.
C. Hidden.
B. Center.
(Refer to Figure 30) Identify the bottom view of the object.
A. 1
B. 2
C. 3
A. 1
(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.
A. Only 1 is true.
B. Both 1 and 2 are true.
C. Only 2 is true.
C. Only 2 is true.
(Refer to Figure 31) What are the proper procedural steps for sketching repairs and alterations?
A. 3, 1, 4, and 2.
B. 4, 2, 3, and 1.
C. 1, 3, 4, and 2.
A. 3, 1, 4, and 2.
Which statement is applicable when using a sketch for making a part?
A. The sketch may be used only if supplemented with three-view orthographic projection drawings.
B. The sketch must show all information to manufacture the part.
C. The sketch need not show all necessary construction details.
B. The sketch must show all information to manufacture the part.
(Refer to Figure 32) What is the next step required for a working sketch of the illustration?
A. Darken the object outlines.
B. Sketch extension lines and dimension lines.
C. Add notes, dimensions, title, and date.
B. Sketch extension lines and dimension lines.
For sketching purposes, almost all objects are composed of one or some combination of six basic shapes; these are include the:
A. Angle, arc, line, plane, square, and circle.
B. Triangle, circle crude cylinder, cone, and sphere.
C. Triangle, plane, circle, line, square, and sphere.
B. Triangle, circle crude cylinder, cone, and sphere.
In a sectional view drawing, what sections illustrate particular parts of an objet?
A. Removed.
B. Revolved.
C. Half.
A. Removed.
What should be the first step of the procedure in sketching an aircraft wing skin repair?
A. Draw heavy guidelines.
B. Lay out the repair.
C. Block in views.
C. Block in views.
A simple way to find the center if a circle on a sketch or drawing, or circular piece of material is to:
A. Draw two non-parallel chord lines across the circle and then a corresponding perpendicular bisector line across each cord line.
B. Draw two parallel coed lines across the circle and then a corresponding perpendicular bisector line across each cord line.
C. Draw a single chord line across the circle and then a corresponding perpendicular bisector line across each chord line.
A. Draw two non-parallel chord lines across the circle and then a corresponding perpendicular bisector line across each cord line.
(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.
A. Only 1 is true.
B. Only 2 is true.
C. Both 1 and 2 are true.
B. Only 2 is true.
Working drawings may be divided into three classes. They are;
A. Title drawing, installation drawings, and assembly drawings.
B. Detail drawing, assembly drawing, and installation drawings.
C. Detail drawing, orthographic projection drawings, and pictorial drawing.
B. Detail drawing, assembly drawing, and installation drawings.
What is the class of working drawing that is the description/depiction of a single part?
A. Installation drawing.
B. Assembly drawing.
C. Detail drawing.
C. Detail drawing.
Sketches are usually made easier by the use of;
A. Graph paper.
B. Plain white paper.
C. Artist’s paper.
A. Graph paper.
(1) sketches are usually made with the aid of drafting instruments.
(2) Sketches are usually more complicated to make when using graph paper.
A. Only 1 is true.
B. Only 2 is true.
C. Neither 1 nor 2 is true.
C. Neither 1 nor 2 is true.