Introduction to Engineering Drawing
Exam Solutions
Course Introduction
Introduction to Engineering Drawing provides students with foundational skills in technical drawing, essential for visualizing and communicating engineering concepts. The course covers the principles of orthographic and isometric projection, dimensioning, sectioning, and the use of standard symbols and conventions. Through hands-on exercises and computer-aided drawing (CAD) tools, students learn to interpret and create accurate engineering drawings that serve as the universal language in design, manufacturing, and construction industries. This course equips learners with the competencies necessary to understand and produce detailed technical drawings used throughout various engineering disciplines.
Recommended Textbook
Print Reading for Engineering and Manufacturing Technology 3rd Edition by David A Madsen
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17 Chapters
1502 Verified Questions
1502 Flashcards
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Chapter 1: Introduction to Engineering and Manufacturing
Technology Print Reading
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63 Verified Questions
63 Flashcards
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Sample Questions
Q1) The mechanical engineer's scale typically has full-scale divisions that are divided into 1/16, 10, and 50.
A)True
B)False Answer: True
Q2) The civil engineer's scales are calibrated in multiples of ten.
A)True
B)False Answer: True
Q3) A scale establishes a proportion used in determining the dimensional relationship of an actual object to the representation of the same object on a drawing.
A)True
B)False Answer: True
Q4) Give an example of the sheet numbering system used when multiple sheets are required to display a single drawing, the sheet block organizes the multiple sheet drawing.
Answer: If there are two sheets needed to show a drawing, the first sheet is 1/1 or 1 OF 1 and the second sheet is 2/2 or 2 OF 2.
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Chapter 2: Communicating with a Sketch
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Sample Questions
Q1) Sketch different line thicknesses by varying the pressure you apply to the pencil.
A)True
B)False
Answer: True
Q2) The centerline method for creating a circle is when you sketch very light horizontal, vertical, and 45° lines that meet at the center of the proposed circle.
A)True
B)False
Answer: True
Q3) What is a trammel when related to sketching?
A) a circle with a 6" diameter
B) a ruler made of paper that establishes the circle radius
C) a compass for sketching circles
D) none of the above
Answer: B
Q4) The pencil you use for sketching should have a hard lead that is sharp.
A)True
B)False
Answer: False
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Chapter 3: Scales and Precision Measurement
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32 Flashcards
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Sample Questions
Q1) The scale of a drawing is usually noted in the title block or below the view or elevation of the object being drawn. What are the factors that control the selection of a scale?
Answer: The actual size of the part
The amount of detail to be shown
The paper size selected
The amount of dimensioning and notes required on the part
Q2) The drawing title block usually indicates the scale at which most views are drawn, or the predominant scale of a drawing.
A)True
B)False
Answer: True
Q3) On ten of the triangular architect's scales, each inch represents a specific increment of feet. Each of the feet is subdivided into multiples of 12 parts to represent inches and fractions of an inch.
A)True
B)False Answer: True
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Page 5
Chapter 4: Reading Lines and Lettering on a Print
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45 Verified Questions
45 Flashcards
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Sample Questions
Q1) What is the difference between cutting plane lines and viewing plane lines?
A) Cutting plane lines are only used where a portion of an object is completely cut away.
B) Viewing plane lines are thicker than cutting plane lines.
C) Cutting plane lines are thicker than viewing plane lines.
D) Viewing plane lines are used to identify where a section is taken.
E) none of the above
Q2) Thin line used to show where the cutting-plane line has cut through material.
A)chain line
B)object line
C)stitch line
D)hidden line
E)phantom line
F)section line
G)break line
H)leader line
I)cutting-plane line
J)construction line
K)dimension line
L)extension line
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Chapter 5: Reading Multiviews
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94 Flashcards
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Sample Questions
Q1) If a centerline, a hidden line, and a visible line all occur at the same space on a multiview print, which line takes precedence?
A) centerline
B) hidden line
C) visible line
D) cutting plane line
E) not enough information to assess an answer
Q2) Give three rules of line precedence?
Q3) It is preferable for the removed view to be on the same sheet from where the view was taken, but what do you see if the removed view must be on another sheet?
Q4) An enlarged view is shown directly above the portion of view from which it came.
A)True
B)False
Q5) When only two views are shown on a print, it is best to see the front view and the top view.
A)True
B)False
Q6) When is one view practical on a print?
Q7) Describe the reference arrow method for providing removed views.
Page 7
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Chapter 6: Reading Auxiliary Views
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Sample Questions
Q1) An auxiliary view is projected from the inclined surface in the view where the inclined surface appears as a:
A) contour
B) surface
C) partial view
D) line or edge
E) none of the above
Q2) Briefly explain the difference between the partial auxiliary view and the full auxiliary view.
Q3) The full auxiliary view shows the true size and shape of the inclined surface.
A)True
B)False
Q4) The viewing-plane line is labeled with numbers so the view can be clearly identified. This is especially important to observe when several viewing-plane lines are used to label different auxiliary views.
A)True
B)False
Q5) Define secondary auxiliary view.
Q6) Briefly define auxiliary views.
Page 8
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Chapter 7: Manufacturing Materials and Processes
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188 Verified Questions
188 Flashcards
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Sample Questions
Q1) White cast iron has almost no ____.
A) malleability
B) plasticity
C) adjustability
D) ductility
E) none of the above
Q2) ____ is the intended condition of the material surface after manufacturing processes have been implemented
A) Smoothness
B) Surface texture
C) Finishing style
D) Machining
E) none of the above
Q3) Name the material that is primarily an alloy of iron and 1.7% to 4.5% of carbon, with varying amounts of silicon, manganese, phosphorus, and sulfur.
Q4) Name the material that is an alloy of iron containing 0.8% to 1.5% carbon.
Q5) Name a method of monitoring a process quantitatively and using statistical signals to either leave the process alone, or change the process.
Q6) Name the two types of plastics or polymers structure.
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Chapter 8: Reading Dimensions
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125 Verified Questions
125 Flashcards
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Sample Questions
Q1) ____ can be made to show the desired end product with the outline of the forging shown in phantom lines at areas that require machining.
A) Machining detail prints
B) Casting detail prints
C) Forging detail prints
D) both a and c
E) none of the above
Q2) Adjacent dimension numerals are staggered for easier reading on the print.
A)True
B)False
Q3) Which of the following does surface finish not refer to?
A) waviness
B) slickness
C) lay
D) flaws of the surface
E) none of the above
Q4) The symbol CR refers to contour radius.
A)True
B)False
Q5) Describe the dimension origin application.
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Chapter 9: Reading Prints With Fasteners and Springs
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141 Verified Questions
141 Flashcards
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Sample Questions
Q1) Keyseat depth dimensions are established in relationship to the shaft radius.
A)True
B)False
Q2) Bolts can be ____ by torque applied to the head or to the nut.
A) driven B) tightened C) released
D) both b and c
E) all of the above
Q3) Define pitch as used in spring terminology.
Q4) Give this thread specification: 3/8-24 UNF-3A MOD (21) MAJOR DIA .3648-.3720 MOD, describe the meaning of the MOD and (21) parts of the note.
Q5) Schematic thread representations are represent the approximate appearance of threads by lines spaced equal to the diameter of the thread.
A)True
B)False
Q6) Nominal pipe size is the outside pipe diameter.
A)True
B)False
11
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Chapter 10: Reading Sections, Revolutions, and
Conventional Breaks
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112 Verified Questions
112 Flashcards
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Sample Questions
Q1) When a cutting plane extends completely through an object, usually along a centerline, ____.
A) the cutting plane line is marked with an identifying letter
B) a full section is shown
C) the cutting plane arrows show the direction of sight
D) both b and c
E) all of the above
Q2) The cutting plane line for an offset section is generally shown using ________ where it offsets through the staggered features.
Q3) A revolved section ____.
A) has a cutting plane line placed through the object to show where the section is taken
B) can be drawn to a larger scale so close detail can be more clearly identified
C) should be labeled to correspond with the cutting plane line
D) all of the above
E) none of the above
Q4) Break lines are basically the same for all objects and materials.
A)True
B)False
Q5) List four ways in which section view can be highly useful on a print.
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Chapter 11: Reading Geometric Dimensioning and Tolerancing
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129 Verified Questions
129 Flashcards
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Sample Questions
Q1) A unilateral profile is where the entire tolerance zone is on one side of the true profile. When a unilateral profile tolerance is required, the unequally disposed symbol is placed after the geometric tolerance in the feature control frame.
A)True B)False
Q2) A datum reference frame is the physical feature that surrounds the part. A)True B)False
Q3) What are the two characteristics of the runout tolerance?
Q4) When locating holes using positional tolerancing, the location dimensions must be
Q5) A group of features is referred to as a _____________________________ when they are located relative to common datum features not subject to size tolerance, or to common datum features of size specified on an RFS basis.
Q6) When the axis of the hole at the extreme side of the positional tolerance zone. This is referred to as _________________________.
Q7) List the five types into which geometric tolerancing symbols are divided.
Page 13
Q8) List the five types of geometric tolerances.
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Chapter
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Sample Questions
Q1) Mechanical devices and machines have arrangements of parts called mechanisms.
A)True
B)False
Q2) Cycloidal comes from the word cycloid. A cycloid is a curved line generated by a point on the circumference of a circle as the circle rolls along a straight line.
A)True
B)False
Q3) Cam displacement diagrams involve the usage of several terms. Which of the following is not associated with a cam displacement diagram?
A) displacement
B) cycle
C) fall
D) dwell
E) none of the above
Q4) Dwell exists when a cam follower is constant without moving either up or down. A)True
B)False
Q5) What is a cam?
Q6) What is a gear and for what is it used?
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Chapter 13: Reading Precision Sheet Metal Prints
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Sample Questions
Q1) BUP 90° X R. 250 means bend up (BUP) 90° with a .250 bend radius.
A)True
B)False
Q2) Describe the function of registration marks, including how registration marks are displayed and dimensioned on a print.
Q3) A sheet metal part with bend facets for a press break application has the arc divided into a number of equal parts and each part on the arc is connected to the corner forming a series of triangular facets.
A)True
B)False
Q4) The term cut refers to any process, such as shearing, punching, laser, water jet, or similar process that is used to remove material.
A)True
B)False
Q5) What factors influence the amount of bend allowance?
Q6) Sheet metal thickness generally ranges between .03 in. (0.75 mm) and .5 in. (12 mm).
A)True
B)False
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Chapter 14: Reading Prints of Working Drawings
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87 Verified Questions
87 Flashcards
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Sample Questions
Q1) Records of changes are kept so reference can be made between the existing and proposed product.
A)True
B)False
Q2) When reading the ____, anyone can verify what the part was before the change and the reason for the change.
A) ECN
B) ECR
C) ENC
D) detail print
E) none of the above
Q3) What is the first step in the process of taking a design from an idea to a manufactured product?
A) sketching the idea(s)
B) deciding on the size of the part
C) rough draft of the design
D) research and development
E) none of the above
Q4) What is an assembly print?
Q5) What is needed before a change can be made to a print?
Page 16
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Chapter 15: Welding Processes and Reading Welding
Representations
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Sample Questions
Q1) A reference line has the notation "MT6" under it. What does this designation mean?
A) The maximum torsion destructive test is performed on 6 inches of the weld on the arrow side of the object.
B) The magnetic particle nondestructive test is performed on 6 inches of the weld on the arrow side of the object.
C) The metal arc welding process is performed on 6 inches of the weld on the arrow side of the object.
D) The machine welding method of the welding process is performed on 6 inches of the weld on the arrow side of the object.
E) none of the above
Q2) The standard welding symbol of two parallel vertical lines is the symbol that represents a ____ weld.
A) bevel
B) square
C) V
D) triangular
E) none of the above
Q3) What is the more common name(s) for Oxygen gas welding?
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Chapter 16: Reading Prints of Pictorial Drawings
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61 Verified Questions
61 Flashcards
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Sample Questions
Q1) Centerlines are used in exploded views to show the connection between part and subassembly axis.
A)True
B)False
Q2) Isometric drawings are never dimensioned.
A)True
B)False
Q3) Only isometric projections are used to create exploded assemblies.
A)True
B)False
Q4) An oblique whose angle is 45° and whose receding line scale is half size.
A)Cavalier Oblique
B)Cabinet Oblique
C)General Oblique
Q5) The most common form of isometric drawing is the ____.
A) long-axis isometric
B) reverse isometric
C) coordinate isometric
D) regular isometric
E) none of the above
18
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Chapter 17: Reading Electrical Diagrams and Schematics
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Sample Questions
Q1) ____ have conductive material plated on the inside wall to form a conductive connection between layers of the circuit board.
A) Terminal pads
B) Conductor traces
C) Master patterns
D) Plated through holes
E) none of the above
Q2) Define active device.
Q3) Symbols exhibit a minimum of detail of the component and generally no connections at individual terminals
A)pictorial
B)schematic
C)block
D)wiring
E)schematic wiring
F)highway wiring
G)wireless
H)cable
Q4) This is a simple way to communicate the design of an electrical power substation.
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