2) The 5 meter long beam AE is being lowered by means of two overheard cables. At the instant shown, it is known that the velocity of point D 1 1 m/s downward and the velocity of point E is 1.5 m/s downward. A D E -1.5 m 2 m 1.5 m Determine: (a) the instantaneous center of rotation of the beam (b) the velocity of point A. ANS. A) X = 4.5 m B) VA=0.1657 m/s x-1.5 с X

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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2)
The 5 meter long beam AE is being lowered by means of two overheard cables. At the instant shown, it is known
that the velocity of point D 1 1 m/s downward and the velocity of point E is 1.5 m/s downward.
A
D
E
-1.5 m
2 m
1.5 m
Determine:
(a) the instantaneous center of rotation of the beam
(b) the velocity of point A.
ANS.
A)
X = 4.5 m
B)
VA=0.1657 m/s
x-1.5
с
X
Transcribed Image Text:2) The 5 meter long beam AE is being lowered by means of two overheard cables. At the instant shown, it is known that the velocity of point D 1 1 m/s downward and the velocity of point E is 1.5 m/s downward. A D E -1.5 m 2 m 1.5 m Determine: (a) the instantaneous center of rotation of the beam (b) the velocity of point A. ANS. A) X = 4.5 m B) VA=0.1657 m/s x-1.5 с X
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