Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 35 - Think and Solve: 45


According to the observer on the Earth, the taxi’s clock is running slowly, and the trip took 1.15 hours, earning the driver (1.15 hours)(10 stellars/hour) = 11.5 stellars.

Work Step by Step

Find $\gamma$ at v = 0.50c. It is $\frac{1}{\sqrt{1-v^{2}/c^{2}}}$, or $\frac{1}{\sqrt{1-0.50^{2}}}$, which is 1.15. The factor $\gamma$ is the time dilation factor. Multiplying 1 hour by $\gamma$ gives 1.15 hours.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.