A moving spaceship measures 20m long, but according to an observer at rest looking at it, it seems to be only 14.7 meters. How fast is the space ship. Express your answer in units of the speed of light (so your answer should be less than 1) and keep 3 significant figures.
A moving spaceship measures 20m long, but according to an observer at rest looking at it, it seems to be only 14.7 meters. How fast is the space ship. Express your answer in units of the speed of light (so your answer should be less than 1) and keep 3 significant figures.
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter39: Relativity
Section: Chapter Questions
Problem 12PQ
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A moving spaceship measures 20m long, but according to an observer at rest looking at it, it seems to be only 14.7 meters. How fast is the space ship. Express your answer in units of the speed of light (so your answer should be less than 1) and keep 3 significant figures.
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