College Physics (4th Edition)

Published by McGraw-Hill Education
ISBN 10: 0073512141
ISBN 13: 978-0-07351-214-3

Chapter 26 - Multiple-Choice Questions - Page 1009: 8


The correct answer is: (a) less than T

Work Step by Step

Let $\Delta t_0$ be the half-life measured by an observer moving with the asteroid. $T = \frac{\Delta t_0}{\sqrt{1-\frac{v^2}{c^2}}}$ $\Delta t_0 = T~\sqrt{1-\frac{v^2}{c^2}} \lt T$ The correct answer is: (a) less than T
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