Elements Of Electromagnetics
7th Edition
ISBN: 9780190698614
Author: Sadiku, Matthew N. O.
Publisher: Oxford University Press
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Each of the following automobile trips takes one hour. The positive ? – direction is to the east.
(i) Automobile A travels 50 km due east.
(ii) Automobile B travels 50 km due west.
(iii) Automobile C travels 60 km due east, then turns around and travels 10 km due west.
(iv) Automobile D travels 70 km due east.
(v) Automobile E travels 20 km due west, then turns around and travels 20 km due east.
a. Rank the five trips in order of average ? – velocity from most positive to most negative.
b. Which trips, if any, have the same average ? – velocity?
c. For which trip, if any, is the average ? – velocity equal to zero?
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