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College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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answer the ff with complete solution num 2

Transcribed Image Text:1. Suppose a traveler travelled the space at 95% the speed of light. How much
time did his twin observed on Earth if upon returning, the traveler measured the
journey time to be 10 years based on his clock?
2. A person in a moving train waves to a bystander. If the waving action last 3
seconds as measured by the bystander and 2.2 seconds as measured by the
person inside the train, how fast is the train moving? Express the speed in terms
of the speed of light, c.
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