Essential University Physics: Volume 1 (4th Edition)

Published by Pearson
ISBN 10: 0-134-98855-8
ISBN 13: 978-0-13498-855-9

Chapter 12 - Exercises and Problems - Page 225: 58

Answer

.167L

Work Step by Step

We know that the center of mass of the overall system must be, at most, right over the edge of the table, or the entire set of books will fall. Thus, we call x the distance the last book hangs over the table to find: $3x = .25L+x+.5L-.25L-x\\ 3x = .5 \\ x=.167L$
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