Fundamentals of Solid Modeling and Graphics Communication 7Th Edition By Gary Bertoline – Test Bank
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Sample Test
Chapter 03 Problems: Sketching and Basic Geometry DefinitioKEY
1. Which
coordinate system uses two angles and one distance?
1. World
2. Spherical
3. Local
4. Cylindrical
Accessibility: Keyboard Navigation
Section: 03.10 Coordinate
Space
2. Which
coordinate system uses two distances and one angle?
1. World
2. Spherical
3. Local
4. Cylindrical
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Section: 03.10 Coordinate
Space
3. If
you are going to create a tangent arc between two arcs that cannot intersect,
to find the center of the tangent arc you must set your compass to a radius
that is
1. the
existing arc radius minus the tangent arc radius.
2. centered
at the tangent point of the new arc and the existing arc.
3. the
existing arc radius plus the tangent arc radius.
4. the
sum of the two existing arc radii.
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Section: 03.12 Points,
Lines, Circles, and Arcs
4. ________
do not define a plane.
1. Two
parallel lines
2. Three
points
3. Two
skew lines
4. A
line and a point
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Section: 03.17 Planes
5. A(n)
________ subtends an angle which is greater than that of a semicircle.
1. quadrant
2. segment
3. secant
4. major
arc
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Section: 03.12 Points,
Lines, Circles, and Arcs
6. What
type of curve is created by the intersection of a plane parallel to the side of
cone?
1. Parabola
2. Hyperbola
3. Ellipse
4. Roulette
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Section: 03.13 Conic
Curves
7. A(n)
________ is created by the motion of a point on a circle as the circle rolled
along a straight line.
1. Epicycloid
2. Hyperbola
3. Cycloid
4. Spiral
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Section: 03.13 Conic
Curves
8. When
making a pipe with a ruled surface, the _________ determines whether the pipe
is straight or curved.
1. Generator
2. Generatrix
3. Cutting
plane
4. Directrix
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Section: 03.13 Conic
Curves
9. The
path that a generatrix follows is called the
1. parabola.
2. b-spline.
3. ruler.
4. directrix.
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Section: 03.13 Conic
Curves
10.
Another name for a cube is a
1. hexahedron.
2. tetrahedron.
3. isocohedron.
4. octahedron.
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Section: 03.18 Surfaces
11.
A(n) ________ cone has two planar surfaces parallel to each
other.
1. truncated
2. frustrum
3. right
4. oblique
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Section: 03.18 Surfaces
12.
Which type of surface model construction use a series of
directix curves to define a surface?
1. Sweeping
2. Lofting
3. NURBS
4. Revolving
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Section: 03.19 3D Modeling
Elements
13.
The axes of a Cartesian coordinate system are always mutually
perpendicular.
TRUE
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Section: 03.10 Coordinate
Space
14.
Spherical coordinates are specified by one angle and one length.
FALSE
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Section: 03.10 Coordinate
Space
15.
According to the right-hand rule, if the X-axis is pointing
directly at you, positive rotation about the X-axis would be in the clockwise
direction.
FALSE
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Section: 03.10 Coordinate
Space
16.
A point in space is approximately 1/8 of an inch across.
FALSE
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Section: 03.12 Points,
Lines, Circles, and Arcs
17.
Parallel lines meet at the horizon.
FALSE
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Section: 03.12 Points,
Lines, Circles, and Arcs
18.
Skew lines lie in the same plane.
FALSE
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Section: 03.12 Points,
Lines, Circles, and Arcs
19.
Eccentric circles have different center points.
TRUE
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Section: 03.12 Points,
Lines, Circles, and Arcs
20.
The straight edge of a circle segment does not pass through the
circle center.
TRUE
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Section: 03.12 Points,
Lines, Circles, and Arcs
21.
A circle circumscribed on a hexagon has an area greater than
that of the hexagon.
TRUE
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Section: 03.12 Points,
Lines, Circles, and Arcs
22.
An obtuse angle is an angle less than 90 degrees.
FALSE
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Section: 03.16 Angles
23.
A sphere is an example of a single-curved surface.
FALSE
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Section: 03.18 Surfaces
24.
Planes are always unbounded and infinite.
FALSE
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Section: 03.17 Planes
25.
The four sides of a rhomboid are not equal length.
TRUE
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Section: 03.17 Planes
26.
When the size of a hexagon is specified across the flats, the
hexagon is constructed by inscribing it in a circle.
TRUE
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Section: 03.17 Planes
Chapter 03 Problems: Sketching and Basic Geometry DefinitioSummary
|
Category |
# of Questions |
|
Accessibility: Keyboard Navigation |
26 |
|
Section: 03.10 Coordinate Space |
5 |
|
Section: 03.12 Points, Lines, Circles, and Arcs |
8 |
|
Section: 03.13 Conic Curves |
4 |
|
Section: 03.16 Angles |
1 |
|
Section: 03.17 Planes |
4 |
|
Section: 03.18 Surfaces |
3 |
|
Section: 03.19 3D Modeling Elements |
1 |
Chapter 05 Problems: Introduction to Assembly Modeling KEY
1. When
constructing an assembly model using 3D solid modeling software, the assembly
model normally begins with
1. a feature.
2. an
instance.
3. a sub
component.
4. a
base component.
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Section: 05.01 Assembly
Modeling
2. In
solid modeling software, defining the geometric relations between components in
a 3D assembly model is primarily done with ____________ tools.
1. feature
and coordinate plane
2. mate
and align
3. instance
and component
4. parallel
and perpendicular
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Section: 05.01 Assembly
Modeling
3. A(n)
______________ in an assembly defines surface coplanar with the direction
vector opposing each other.
1. mate
2. offset
3. align
4. integrate
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Section: 05.01 Assembly
Modeling
4. When
constructing an assembly model using 3D solid modeling software, the assembly
model begins with bringing in
1. a
feature.
2. an
instance.
3. a sub
component.
4. a
base component.
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Section: 05.01 Assembly
Modeling
5. In
solid modeling software, defining the geometric relations between components in
a 3D assembly model is done primarily with _______ and ________ tools.
1. feature,
coordinate plane
2. mate,
align
3. instance,
component
4. parallel,
perpendicular
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Section: 05.01 Assembly
Modeling
6. When
the same part file is brought into an assembly model more than once, it is
referred to as
1. an
instance.
2. a sub
file.
3. a sub
component.
4. a
base component.
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Section: 05.01 Assembly
Modeling
7. When
a fully free, or unconstrained, 3D part file is merged into an assembly model
it will have
1. two
degrees of freedom.
2. three
degrees of freedom.
3. six
degrees of freedom.
4. zero
degrees of freedom.
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Section: 05.01 Assembly
Modeling
8. Having
the model components move away from each other along the lines of geometric
constraints applied in the assembly model is a useful way to create
1. an
exploded view.
2. a
top-down view.
3. a
trimetric view.
4. a
perspective view.
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Section: 05.01 Assembly
Modeling
9. In an
assembly model, a part that has zero degrees of freedom relative to other parts
is considered to be
1. floating.
2. aligned.
3. fixed.
4. co-planar.
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Section: 05.01 Assembly
Modeling
10.
In building an assembly model, individual part files that are brought
into the assembly are called
1. instances.
2. components.
3. sub
files.
4. mates.
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Section: 05.01 Assembly
Modeling
11.
When multiple copies of the same part file are brought into an
assembly model, they are referred to as
1. instances.
2. mates.
3. standard
parts.
4. links.
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Section: 05.01 Assembly
Modeling
12.
Modification of dimensional constraints and performing geometry
removal within the assembly modeler, where the final geometry of the part models
has not been defined before bringing them into the assembly model, is an
example of
1. bottom-up
design.
2. lateral
design.
3. top-down
design.
4. conceptual
design.
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Section: 05.01 Assembly
Modeling
13.
The two most commonly used basic tools used to define geometric
relationships between parts when placed into an assembly model are
1. tangency
and perpendicularity.
2. mate
and align.
3. edge
and axis.
4. angles
and surfaces.
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Section: 05.01 Assembly
Modeling
14.
A fully constrained component in a 3D assembly model in CAD has
zero degrees of freedom.
TRUE
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Section: 05.01 Assembly
Modeling
15.
It is possible to use both global and local coordinate systems
to orient and locate components in a 3D assembly model.
TRUE
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Section: 05.01 Assembly
Modeling
16.
A 3D sub-assembly model can contain only one part file when
merged or loaded into another assembly model.
FALSE
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Section: 05.01 Assembly
Modeling
17.
A 3D solid part whose geometry must be fully defined before it
is merged into an assembly model is an example of top-down modeling.
FALSE
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Section: 05.01 Assembly
Modeling
18.
If an assembly model is going to be used in kinematic or dynamic
analysis, then all components must have six degrees of freedom.
FALSE
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Section: 05.01 Assembly
Modeling
19.
Construction of a 3D assembly model normally begins with
bringing in a base component.
TRUE
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Section: 05.01 Assembly
Modeling
20.
Instancing of components does not appreciably to the size of the
assembly model since all instances refer back to the same part file.
TRUE
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Section: 05.01 Assembly
Modeling
21.
In an assembly model, a component can be either a single part
file or a sub-assembly file consisting of its own components.
TRUE
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Section: 05.01 Assembly
Modeling
22.
Parallelism and tangency are the most commonly used constraints
when creating an assembly.
FALSE
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Section: 05.01 Assembly
Modeling
23.
In a 3D assembly model, incoming 3D components have six degrees
of freedom: three rotational and three linear.
TRUE
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Section: 05.01 Assembly
Modeling
24.
It is not possible to use construction geometry in a 3D assembly
model.
FALSE
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Section: 05.01 Assembly
Modeling
25.
The offset constraint modifier is used to vary the spacing
between components in a 3D assembly model.
TRUE
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Section: 05.01 Assembly
Modeling
26.
In an assembly model, there is a constraint for aligning the
central axis of a hole with the central axis of a shaft.
TRUE
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Section: 05.01 Assembly
Modeling
Chapter 05 Problems: Introduction to Assembly Modeling Summary
|
Category |
# of Questions |
|
Accessibility: Keyboard Navigation |
26 |
|
Section: 05.01 Assembly Modeling |
26 |
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