Answer
The stick will appear to be 0.5 meters long.
Work Step by Step
It has momentum equal to 2 mv. Its speed must be 0.866c, so that $\gamma = 2$.
This means that its length is contracted along its direction of motion by a factor of two.
Conceptual Physics (12th Edition)
by Hewitt, Paul G.
Published by
Addison-Wesley
ISBN 10:
0321909100
ISBN 13:
978-0-32190-910-7
Chapter 35 - Think and Explain - Page 684-685: 76
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.
