Physics: Principles with Applications (7th Edition)

by Giancoli, Douglas C.

Published by Pearson

ISBN 10: 0-32162-592-7

ISBN 13: 978-0-32162-592-2

Chapter 3 - Kinematics in Two Dimensions; Vectors - Questions - Page 67: 7

Answer

7.5 km, and 0.5 km.

Work Step by Step

If the two vectors point in the same direction, their sum will have a length of 7.5 km. If the two vectors point in opposite directions, the magnitude of their sum will be a minimum, 0.5 km.

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