Question 1

Dimensions under ____ inches are usually stated in inches so the inch symbol may be omitted on a drawing.

Accepted Answer

A)  36 
B)  48 
C)  72 
D)  80 
A)  36 
B)  48 
C)  72 
D)  80 C

Question 2

Measurements for ____ and the building industry are usually given in feet and inches.

Accepted Answer

A)  manufacturing industries 
B)  structural work 
C)  mass production 
D)  research 
A)  manufacturing industries 
B)  structural work 
C)  mass production 
D)  research B

Question 3

Describe how inches are stated in drawings.

Accepted Answer

Dimensions under 72 inches are usually stated in inches, so the inch symbol may be omitted on a drawing. This applies primarily to manufacturing industries. By comparison, measurements for structural work and the building industry are usually given in feet and inches.

Question 4

When the center of an arc falls outside the limits of the drawing, a(n) ____ line is used.

Accepted Answer

A)  broken dimension 
B)  hidden dimension 
C)  displaced dimension 
D)  continuous dimension 
A)  broken dimension 
B)  hidden dimension 
C)  displaced dimension 
D)  continuous dimension

Question 5

In the accompanying figure, explain how the horizontal and vertical dimensions are measured.

Accepted Answer

In the figure, the two base lines are at

Question 6

____ line dimensions simplify the reading of a drawing and also permit greater accuracy in making the part.

Accepted Answer

A)  Staggered 
B)  Relative 
C)  Circle 
D)  Base 
A)  Staggered 
B)  Relative 
C)  Circle 
D)  Base

Question 7

In base line dimensioning, all measurements are made from common finished surfaces called base lines or ____ lines.

Accepted Answer

A)  relative 
B)  connection 
C)  dimension 
D)  reference 
A)  relative 
B)  connection 
C)  dimension 
D)  reference

Question 8

Explain when a broken dimension line is used.

Accepted Answer

When the center of an arc falls outside

Question 9

In the accompanying figure, item number 1 represents a(n) ____.

Accepted Answer

A)  center that falls outside the object 
B)  broken dimension line 
C)  relative reference 
D)  detached dimension line 
A)  center that falls outside the object 
B)  broken dimension line 
C)  relative reference 
D)  detached dimension line

Question 10

Describe why base line dimensions are desirable on a drawing.

Accepted Answer

Base line dimensions simplify

Question 11

Explain why errors are not cumulative in base line dimensioning.

Accepted Answer

Errors are not cumulative with

Question 12

____ line dimensioning is used when accurate layout work to precision limits is required.

Accepted Answer

A)  Staggered 
B)  Relative 
C)  Base 
D)  Circle 
A)  Staggered 
B)  Relative 
C)  Base 
D)  Circle

Question 13

Explain how the center line is used in the accompanying figure.

Accepted Answer

The center

Exam 15: Dimensioning Large Arcs and Base Line Dimensions

Dimensions under ____ inches are usually stated in inches so the inch symbol may be omitted on a drawing.

Measurements for ____ and the building industry are usually given in feet and inches.

Describe how inches are stated in drawings.

When the center of an arc falls outside the limits of the drawing, a(n) ____ line is used.

In the accompanying figure, explain how the horizontal and vertical dimensions are measured.

____ line dimensions simplify the reading of a drawing and also permit greater accuracy in making the part.

In base line dimensioning, all measurements are made from common finished surfaces called base lines or ____ lines.

Explain when a broken dimension line is used.

In the accompanying figure, item number 1 represents a(n) ____.

Describe why base line dimensions are desirable on a drawing.

Explain why errors are not cumulative in base line dimensioning.

____ line dimensioning is used when accurate layout work to precision limits is required.

Explain how the center line is used in the accompanying figure.

Bases for Blueprint Reading and Sketching

The Alphabet of Lines and Object Lines

Hidden Lines and Center Lines

Extension Lines and Dimension Lines

Projection Lines, Other Lines, and Line Combinations

Three-View Drawings

Arrangement of Views

Two-View Drawings

One-View Drawings

Auxiliary Views

Size and Location Dimensions

Dimensioning Cylinders, Circles, and Arcs

Size Dimensions for Holes and Angles

Location Dimensions for Points, Centers, and Holes

Tolerances Fractional and Angular Dimensions

Tolerances Unilateral and Bilateral, Decimal Dimensions

Interchangeable Parts, Allowances, and Classes of Fit

Representing and Dimensioning External Screw Threads

Representing and Specifying Internal and Left-Hand Threads

Dimensioning Tapers and Machined Surfaces

Dimensioning With Shop Notes

Metric System Dimensioning and Iso Symbols

First-Angle Projection and Dimensioning

Metric Screw Threads, Dual Dimensioning, and Tolerancing

Cutting Planes, Full Sections, and Section Lining

Half Sections, Partial Sections, and Full Section Assembly Drawings

Datums Ordinate and Tabular Dimensioning

Geometric Dimensioning, Tolerancing, and Datum Referencing

Caddcamcim and Robotics

Welding Symbols, Representation, and Dimensioning

Surface Development and Precision Sheet Metal Drawing

Detail Drawings and Assembly Drawings

Sketching Horizontal, Vertical, and Slant Lines

Sketching Curved Lines and Circles

Sketching Irregular Shapes

Sketching Fillets, Radii, Rounded Corners, Edges, and Shading

Freehand Vertical Lettering

Freehand Inclined Lettering

Orthographic Sketching

Oblique Sketching

Isometric Sketching

Perspective Sketching

Pictorial Drawings and Dimensions

Two-Dimensional and Three-Dimensional Cad Sketching

Proportions and Assembly Drawings

Filters