Lecture 9

Question 1

A dimension line is a ____, ____, _____ line (__ pencil) terminated by _____, which indicates the direction and extent of a dimension

Answer 1

thin
dark
solid
arrowheads

Question 2

In metric system, if a dimension is less than a

millimeter it is ….?

Answer 2

preceded by a zero

Question 3

In imperial system, if a dimension is less than

an inch it is…?

Answer 3

not preceded by a zero

Question 4

____ _____ is used to show metric and decimal inch dimensions on the same drawing.

Answer 4

dual dimensioning

Question 5

Place the first row of dimensions at least ___ times the letter height from the object.

Answer 5

3

Question 6

Successive rows of dimensions should be at least ___ times the letter

Answer 6

2

Question 7

Is it okay to put dimensions in a sectioned area?

Answer 7

avoid doing so if at all possible but if you must then you have to break the section lines

Question 8

Whenever possible, place dimensions ____ objects

Answer 8

outside

Question 9

Should you dimesion hidden lines?

Answer 9

try to avoid doing so but you can if necessary

Question 10

Where dimensions are shared between views, place the dimension ____ the views.

Answer 10

between

Question 11

Is it okay for dimensions to cross other lines?

Answer 11

not unless absolutely necessary

Question 12

What is a leader?

Answer 12

a thin, solid line leading from a note or dimension and terminating in an arrowhead or a dot touching the part to which attention is directed.