Answers to Selected Problems - West Valley College
Answers to Selected Problems - West Valley College
Answers to Selected Problems - West Valley College
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Problem Sets Physics 4D<br />
The center of our Milky Way galaxy is about 23000 ly away.<br />
a) To eight significant figures, at what fraction of the speed of light would you need <strong>to</strong> travel exactly<br />
23000 ly (measured in the Galaxy frame) in exactly 30 y (measured in your frame)?<br />
b) Measured in your frame and in light-years, what length of the Galaxy would pass by you during the<br />
trip?<br />
Answer(s)<br />
Melvin J. Vaughn Page 12 of 61 <strong>West</strong> <strong>Valley</strong> <strong>College</strong>
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