A train at a constant 65.0 km/h moves east for 30.0 min, then in a direction 50.0° east of due north for 30.0 min, and then west for 40.0 min. What are the (a) magnitude and (b) angle (relative to east) of its average velocity during this trip?

Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter5: Displacement And Force In Two Dimensions
Section5.1: Vectors
Problem 3PP
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A train at a constant 65.0 km/h moves east for 30.0 min, then in a direction 50.0° east of due north for 30.0 min, and then west for 40.0 min. What are the (a) magnitude and (b) angle (relative to east) of its average velocity during this trip?

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