Horizons: Exploring the Universe (MindTap Course List)
Horizons: Exploring the Universe (MindTap Course List)
14th Edition
ISBN: 9781305960961
Author: Michael A. Seeds, Dana Backman
Publisher: Cengage Learning
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Chapter 12, Problem 4P
To determine

A typical halo star has velocity v =250km/s and the thickness of the disk is 1000pc, so we have to determine the time taken to pass through the disk.

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