G
ood engineers recognize the role of time
in their lives and in calculating speed,
acceleration, and flow of traffic, as well
as flow of materials and substances. They
know what is meant byfrequencyandperiod
and understand the difference between a
steady and a transient process. Good engi-
neers have a comfortable grasp of rotational
motion and understand how it differs from
translational motion.
8
CHAPTER
TIME AND TIME-RELATED
PARAMETERS
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