2-21.
A right angle is what number of
degrees?
1.
30 degrees
2. 60 degrees
3. 75 degrees
4. 90 degrees
2-22.
Which of the following tools is
used for testing bevels and laying
out angles?
1. A plumb bob
2. A climbing tool
3. A mattocks
4. A T-bevel
2-23.
To transfer measurements to work
and to indicate the parallelism of
surfaces, you should use which of
the following tools?
1. A dial depth gage
2. A vernier depth gage
3. A surface gage
4. A micrometer depth gage
2-24.
Which of the following tools is
used to measure the depth of
holes, slots, counterbores, and
recesses?
1. A snap gage
2. A telescoping gage
3. A two-piece collet die
4. A rule depth gage
2-25.
In reference to a vernier depth
gage, which of the following
statements is/are true?
1. It consists of a graduated
scale that is either 6 or 12
inches long
2. It has a sliding head that is
designed to bridge holes and
slots
3. It cannot enter holes less than
1/4 inch in diameter
4. All of the above
2-26.
Which of the following tools can
be used to measure the thickness
of paint?
1. A dial depth gage
2. A rule depth gage
3. A machinist's level
4. A master precision level
2-27.
Height gages are normally
graduated in which of the
following divisions?
1.
.015 inch
2. .025 inch
3. .500 inch
4.
.750 inch
2-28.
In reference to a surface plate,
which of the following statements
is/are true?
1. A surface plate provides a
true, smooth, plane surface
2. A surface plate is often used
as a level base for surface and
height gages from which to make
accurate measurements
3. A surface plate is usually made
of close grained cast iron and
is rectangular in shape
4. All of the above
2-29.
In reference to ring gages, which
of the following statements is
true?
1. GO gages are larger than NO GO
gages
2. GO gages are smaller than NO
gages
3. GO and NO GO gages cannot be
distinguished from each other
4. GO gages and NO Go gages are
always the same size
2-30.
Which of the following gage
classes indicates that the gage is
precision lapped to close
tolerances?
1. Class Y
2. Class X
3. Class Z
4. Class ZZ
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