At the instant shown bar AB, has an angular velocity of 3 rad/s and an angular acceleration of 1 rad/s2, counterclockwise. If it is known that bar AB has a mass of 8kg, bar BC a mass of 7kg and bar CD a mass of 5kg. All are homogeneous and slender bars. Find: (a) Angular acceleration of bar BC. b) Reaction on pins B and C c) Angular velocity of bar CD PAB A 0.8 m B 60° 0.8 m 60° 0.4 m D

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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At the instant shown bar AB, has an angular
velocity of 3 rad/s and an angular
acceleration of 1 rad/s2, counterclockwise.
If it is known that bar AB has a mass of 8kg,
bar BC a mass of 7kg and bar CD a mass of
5kg. All are homogeneous and slender bars.
Find:
(a) Angular acceleration of bar BC.
b) Reaction on pins B and C
c) Angular velocity of bar CD
AB
A
0.8 m
B
60%
0.8 m
60°
0.4 m
D
Transcribed Image Text:At the instant shown bar AB, has an angular velocity of 3 rad/s and an angular acceleration of 1 rad/s2, counterclockwise. If it is known that bar AB has a mass of 8kg, bar BC a mass of 7kg and bar CD a mass of 5kg. All are homogeneous and slender bars. Find: (a) Angular acceleration of bar BC. b) Reaction on pins B and C c) Angular velocity of bar CD AB A 0.8 m B 60% 0.8 m 60° 0.4 m D
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