Chapter 7 Section 1

Location dimensions are used to show relative positions of the basic shapes.

• True

• False

Sizes of holes are generally given by a note.

• True

• False

Centerlines are important for fixing the positions of parts by their location dimensions.

• True

• False

The principles of indicating the shapes and sizes of objects on mechanical drawings is known as _____.

• measuring

• tagging

• dimensioning

• locating

• annotating

Another term used for dimension is _____.

• size

• shape

• description

• annotation

• all of these

_____ show the type of finish, material, and other information to make a part.

• extension lines

• notes and symbols

• limits

• size dimensions

• tolerances

The thin line that shows where a measurement begins and where it ends is known as the _____ line.

• dimension

• extension

• text

• leader

• visible

The thin lines that extend the lines or edges of views are known as _____ lines.

• center

• dimension

• extension

• hidden

• leader

_____ can be placed at both ends of a dimension line to show where the dimension begins and ends.

• arrowheads

• dots

• slashes

• finish marks

• arrowheads, dots, and slashes

A(n) _____ is a thin line drawn from a note or dimension to the place where it applies.

• center line

• dimension line

• extension line

• leader

• phantom line