Physics: Principles with Applications (7th Edition)

Published by Pearson
ISBN 10: 0-32162-592-7
ISBN 13: 978-0-32162-592-2

Chapter 1 - Introduction, Measurement, Estimating - Misconceptual Questions - Page 17: 1


(d) somewhere between 117.0 and 117.4 lb

Work Step by Step

Measurement of uncertainty (Chapter 1-4). The scale is accurate to the last digit. However, there is uncertainty, usually +/- 1 or 2 (units), in this case, lb. Therefore, 117.2lb +/- 2lb = 117.0 and 117.4 lb.
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