PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
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Z
0.4 m
The crank OA rotates in the vertical plane with
a constant clockwise angular velocity mo of
4.5 rad/s. For the position where OA is
horizontal, find the angular acceleration
(magnitude and direction) of link AB and the
force acting on the light roller Bof the slender
bar AB. The mass of the uniform bar AB is 10
kg. Neglect all frictional forces.
0.8 m
1.0 m
Vg = 5 m/s
Please solve this question in dynamics
At the instant shown, link CD rotates with an angular velocity of @, = 8
rad/s. If link CD is subjected to a couple moment of M= 650 lb- ft, determine the
force developed in link AB and the angular acceleration of the links at this instant.
Neglect the weight of the links and the platform. The crate weighs 100 lb and is
fully secured on the platform.
1 ft
4 ft
@CD = 8 rad/s
M = 650 lb-ft
- 3 ft
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