lighthouse sweeps its beam of light around in a circle once every 7.6 s. To an observer in a spaceship moving away from Earth, the beam of light completes one full circle every 16 s. What is the speed of the spaceship relative to Earth? Express your answer using two significant figures.
lighthouse sweeps its beam of light around in a circle once every 7.6 s. To an observer in a spaceship moving away from Earth, the beam of light completes one full circle every 16 s. What is the speed of the spaceship relative to Earth? Express your answer using two significant figures.
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter9: Relativity
Section: Chapter Questions
Problem 17P
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please help: A lighthouse sweeps its beam of light around in a circle once every 7.6 s. To an observer in a spaceship moving away from Earth, the beam of light completes one full circle every 16 s.
What is the speed of the spaceship relative to Earth?
Express your answer using two significant figures.
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