module 8 - 2d dynamics
TRANSCRIPT
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5/22/2018 Module 8 - 2D Dynamics
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Engineering SysteMotion: DynamicsParticles and BodiesTwo Dimensional 2D
This course is an introduction to the study of bodies
applied to engineering systems and structures.
School o
Dr. Wayne WhitemanDirector of the Office of Student Services
and Senior Academic Professional
School of Mechanical Engineering
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Solve for the motion of mass centers of b
using Newton-Euler motion equations
Module 8 Learning Outcom
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camF
Eulers 1stLaw
acceleration of mass center
FBD KD=
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The truck shown below is traveling at 45 mph. Find the minimum stopping d
that the 250 lb crate will not slide. Assume the crate cannot tip over.
Used with permisMechanics: Dynam
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The truck shown below is traveling at 45 mph. Find the minimum stopping d
that the 250 lb crate will not slide. Assume the crate cannot tip over.Initial velocity = 66 ft/secax= -9.66 ft/sec
2
If the deceleration exceeds 9.66 ft/sec2, there is not enough
friction and the crate will slide.
Used with permisMechanics: Dynam
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The truck shown below is traveling at 45 mph. Find the minimum stopping d
that the 250 lb crate will not slide. Assume the crate cannot tip over.Assume initial displacement = 0 ftax= -9.66 ft/sec
2
v(t) = -9.66 t + 66
Used with permissiMechanics: Dynam
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Worksheet: Find the acceleration of the blocks when released from rest.
Used with permissMechanics: Dynam