Lesson 1/Practice Exercise
5.
How many threads does the micrometer screw have per inch?
A.
20
B.
30
C.
40
D.
50
6.
What purpose
does
the
serve
on
the
standard
micrometer
caliper?
A.
Makes thimble easier to turn
B.
Rotates the spindle when tightening
C.
Allows spindle to slip when tight
D.
Eliminates difference in personal touch
7.
All standard micrometer calipers have a clamp ring to lock the spindle
in any position.
A.
True
B.
False
8.
To make running the spindle in or out faster you should hold the
thimble and spin the frame.
A.
True
B.
False
9.
What is the correct measurement reading on this standard micrometer
caliper?
A.
0.712
B.
0.787
C.
0.812
D.
0.836
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