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Forensic Engineering Fundamentals
book

Forensic Engineering Fundamentals

by Harold Franck, Darren Franck
December 2012
Beginner to intermediate content levelBeginner to intermediate
487 pages
17h
English
CRC Press
Content preview from Forensic Engineering Fundamentals
257Accident Reconstruction
increases; if negative, it decreases. In the special case in which the only force on the body is
the gravitational force, the work W
P
is zero. en
1
2
1
2
2
2
21
2
1
mv mgym
vm
gy+= +
(9.80)
Elastic Potential Energy
Another concept that is utilized in accident reconstruction is that of elastic potential
energy. is principle is introduced in the modeling of the crush deformation of a vehicle
during a collision and is based on Hooke’s law, which states that the elastic force is propor-
tional to the displacement of the spring. Consider Figure 9.14.
When an external force P stretches or compresses the spring so as not to permanently ...
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Publisher Resources

ISBN: 9781439878392