2-37
2-38
2-39.
2-40.
2-41.
2-42.
2-43.
The diameter of the addendum
circle.
1. A
2. B
3. C
4. D
The length of the portion of the
tooth from the pitch circle to the
base of the tooth.
1. D
2. E
3. F
4. G
The circle having the pitch
diameter.
1. N
2. O
3. P
4. Q
The diametral pitch multiplied by
the diameter of the pitch circle.
1. A
2. B
3. C
4. D
The length of the arc of the pitch
circle between the centers or
corresponding points of adjacent
teeth.
1. B
2. C
3. D
4. E
Helical springs are always
identified by their classification
and drawn to true shape.
1.
True
2.
False
Which of the following are three
classifications of helical springs?
1.
Contortion, extension, and
compression
2.
Extension, compression, and
torsion
3.
Combination extension and
compression, torsion, and flex
4.
Combination tension and
compression, extension, and
retracting
2-44.
2-45.
2-46.
2-47.
2-48.
2-49.
2-50.
A number within the angle of a
finish mark symbol provides what
information?
1.
The degree of finish
2.
The roughness height in
thousandths
3.
The roughness height in one
hundred thousandths
4.
The ability to adhere to its
mating part
When a part is to be finished all
over, the finish mark is drawn on
an extension line to the surface of
the part to be machined.
1.
True
2.
False
The acceptable roughness of a part
depends on which of the following
requirements?
1.
How the part will be used
2.
The type of equipment used to
make the finish
3.
The method used to achieve the
desired roughness
4.
The designer's personal
preference
What publication contains the
standards for roughness?
1.
MIL-STD. 46-1/C
2.
ANSI 46.1-1962
3.
NSTM 9730
4.
MIL-STD 35-53
ANSI Y14.5M-1982 is the standard
for all blueprints whether they are
drawn by hand or on a computer.
1.
True
2.
False
Which of the following orthographic
drawings are drawn on one plane
only?
1.
Mechanical
2.
Single-
3.
and double-line pipe
Electrical
4.
Electronic
A draftsman uses which of the
following drawings to show the
arrangement of pipes and fittings?
1.
Double- and single-line
orthographic
2.
3.
Single-line orthographic only
Single-line isometric
4.
Double-line isometric
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