Answer
12.30 mm
Work Step by Step
The first mark to the left of the 0 is:$\ \ \ \ 12\ \ \ \ \ \ $ mm
The mark that most nearly lines up is:$\underline{\ \ \ 0.30\ }$ mm
The total measurement is:$\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ 12.30\ $ mm
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 4 - Section 4.3 - The Vernier Caliper - Exercise 4.3A - Page 170: 23
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