1-23.
At what angle are the teeth of a single-cut file
set?
1.
40°
2.
65°
3.
75°
4.
90°
1-24.
Alternate-position crossfiling is best suited to
perform which of the following operations?
1.
Filing round stock
2.
Polishing a flat surface
3.
Locating high and low spots
4.
Roughing a smooth surface
1-25.
Rubbing chalk into the teeth of a file is the best
method used to prevent "pinning" of the file.
1.
True
2.
False
1-26.
When polishing a metal surface with emery
cloth, what substance should you apply to the
surface?
1.
Chalk dust
2.
Bright work polish
3.
Prussian blue
4.
Lubricating oil
1-27.
What are the spiral grooves of a twist drill
called?
1.
The body
2.
The flute
3.
The shank
4.
The margin
1-28.
What is the function of the lip on a twist drill?
1.
To cut away the metal or wood being
drilled
2.
To allow the twist drill to revolve without
binding
3.
To center the twist drill
4.
To provide shank clearance
1-29.
A center punch is used primarily to perform
which of the following tasks?
1.
To mark the center of a hole to be drilled
2.
To line up holes in mating assembly parts
3.
To free pins that are stuck or "frozen" in
their holes
4.
To scribe layout lines
1-30.
You have marked the intersection of two layout
lines with a prick punch, but the punch mark is
not at the exact center. How should you now
center the punch mark?
1.
Draw a new layout
2.
Select a new center point in the layout
3.
Make a second punch mark opposite of the
first mark
4.
Slant the punch toward the intersection of
the lines and enlarge the punch mark
1-31.
Taps are used to cut internal threads, and dies
are used to cut external threads in metal,
plastics, and hard rubber.
1.
True
2.
False
1-32.
What sequence of taps should be used to tap a
blind hole?
1.
Plug, taper, bottoming
2.
Taper, bottoming, plug
3.
Plug, bottoming, taper
4.
Taper, plug, bottoming
1-33.
A chamfer length of only 1 to 1 1/2 threads is
found on what type of tap?
1.
Taper
2.
Bottoming
3.
Plug
4.
Pipe
1-34.
How should you make adjustments to a
two-piece collet die?
1.
Turn the collet cap
2.
Push a release button
3.
Turn setscrews
4.
Turn the guide
1-35.
What is the cutting capacity of a number 2 pipe
cutter?
1.
1 to 2 in.
2.
1 1/2 to 3 in.
3.
2 to 3 in.
4.
2 to 4 in.
1-36.
The single flaring tool is used to flare tubing
ranging in what sizes?
1.
3/16 through 3/8 in. only
2.
3/16 through 1/2 in.
3.
1/4 through 7/16 in. only
4.
1/4 through 1/2 in.
3
