The center of our Milky Way galaxy is about 23 000ly away. (a) To eight significant figures,
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The center of our Milky Way galaxy is about 23 000ly away.
(a) To eight significant figures, at what constant speed parameter would you need to travel exactly 23 000ly (measured in the Galaxy frame) in exactly 30 y (measured in your frame)?
(b) Measured in your frame and in light-years, what length of the Galaxy would pass by you during the trip?
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Related Book For
Fundamentals of Physics
ISBN: 978-0471758013
8th Extended edition
Authors: Jearl Walker, Halliday Resnick
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