GC120 Exam 1 Flashcards

What is the conception of an idea and its development, through graphic communication, into a practical, producible and usable product or process

Design

What are the set of rules that govern how technical drawings are represented

Standards

What is the latest standard

ASME Y14.5-2018

Commonly accepted practices, rules or methods

Conventional Practices

What does a hidden line look like?

Series of dashes

What does a visible line look like?

Solid black line

What does a center line look like?

2 long lines separated by a dash

Front view is parallel to what workplane

Frontal

Top view is parallel to which workplane

Horizontal

Right side view is parallel to which workplane

Profile

What takes advantage of Boolean operations using Union, Difference, and Intersection

Constructive Solid Geometry

Which activity is part of the refinement phase of concurrent engineering design?

a. 3D Modeling

b. Design Documentation

c. Marketing

d. Problem Identification

a. 3D Modeling

The latest national drawing standard for "Dimensioning and Tolerancing" is ANSI Y14.5M-2009

False

What is the 3C Basic Solid Modeling Procedure

Construct, Constrain and Create

A sketch that will show an object's width, depth, and height in a single view

Pictorial Sketch

Freehand technical sketches

can be multiview or pictorial sketches.

Shaded sketch

z

Which view includes only two dimensions per view with multiple views

Multiview

Oblique view

What are the three different views of Axonometric

Isometric, Dimetric, Trimetric

Perspective View

Perspective in the graphic arts, such as drawing, is an approximate representation, on a flat surface, of an image as it is seen by the eye

What letter style do we use?

Single Stroke Gothic

All capital letters

Drawing Scale Ratio is :

a. D:O Drawing : Object

b. O:D Object : Drawing

a. D:O Drawing : Object

What describes an exact location in space

point

What is a geometric primitive that has a length and direction, but not thickness

line

What is a two dimensional unbounded surface that wholly contains all points and lines, has a width and height but no thickness?

Plane

Concentric circle

coplanar circles with the same center

Eccentric circle

a circle within a circle not having the same center

circumscribed circle

the circle that contains the vertices of an inscribed polygon

inscribed circle

a circle in which each side of the polygon is tangent to the circle

Cutting a plane parallel to the side or element of a conic curve forms a:

Parabola

Cutting a plane parallel to the vertical center line forms a:

Hyperbola

A line or two points aligns 180 degrees

Horizontal

A line two points aligns 90 degrees

Vertical

The items are the same distance apart at all points

Parallel

The two items are 90 degrees to each other

Perpendicular

The point lies on the line, arc, or ellipse

Coincident

The point remains at the middle of the line

Midpoint

The line lengths or radii remain equal

Equal

The circles or arcs share the same center point

Concentric

A line or arc touches another line or arc at one point

Tangent

The items lie on the same infinite line

Collinear

The items remain equidistant from the centerline, on a line perpendicular to the centerline

Symmetric

The position of an object's geometric elements in space is called:

a. Absolute Coordinates

b. Reference Geometry

c. Shape description

d. Size description

c. Shape description

What are the three main components of projection theory?

Observer, Plane of Projection, and Object

What projection has infinite viewpoint with all parallel lines of sight. It also includes multi-view, axonometric and oblique sketches/drawings.

Parallel Projection

What projection is the most realistic and only has one radiating viewpoint

Perspective Projection

Isometric

angles A, B, and C ae equal

Dimetric

Angles A and C are equal

Trimetric

three angles unequal

Which projection is the depth drawn at full scale

Cavalier projection

Which projection is the depth drawn at half scale

Cabinet Projection

one point perspective

a perspective system with a single vanishing point on the horizon

two point perspective

two vanishing points

Third-Angle Projection

top view projected to the horizontal plane, front view projected to the frontal plane and rt side is projected to the profile plane; universal method in US and CAN

third Quadrant

1st Angle Projection

The Vertical Plane is behind the object and the Horizontal Plane is underneath the object

First Quadrant

Orthographic Projection

A method of representing views of a three-dimensional object by projecting the visible faces in each view on a two-dimensional plane.

Construction Line

lightly drawn lines to guide drawing other lines and shapes.

What are the Normal Surfaces

Frontal, Horizontal and Profile

Which view shows the width and depth

Top

Which view shows the width and height

Front

Which view shows the height and depth

Right side

Which view is the most descriptive view?

Front

An oblique surface will never appear as a line or as a true size area in any of the principle orthographic views.

a. True

b. False

a. True

through hole

A hole that goes completely through the workpiece

Blind Hole

A hole that does not go completely through the workpiece.

Drilled and counterbored hole

y

Drifted and countersunk hole

x

Drilled and spotfaced hole

threaded hole

w

In view(s) of a sphere________

are used to represent the boundaries of the object.

a. circles

b. edges

c. limiting elements

d. hidden lines

c. limiting elements

When sketching an isometric pictorial of an object with a hole cut in a frontal surface, an ellipse should be sketched using the:

a. Height and depth axes

b. Height and width axes

c. Only the depth axis

d. Width and depth axes

b. height and width axes

What are parts that are interchangeable among a number of models of a particular line on manufactured products. Parts that do not require special manufacturing processes, but are widely available within an industry.

Standard Parts

What are the parts that you design, that must be manufactured according to your specifications and are unique to a product or design?

Nonstandard parts

The purpose of a detail drawing is to:

a. communicate production information

b. communicate designs

c. communicate solutions

d. all of the above

d. all of the above

An example of standard parts include nuts and bolts from a hardware store.

a. true

b. false

a. true