The frame shown is fitted with three 28 cm diameter frictionless pulleys. A force of F' = 640 N is applied to the rope at an angle 0 = 44°. Member ABCD is attached to the wall by a fixed support at A. Find the forces indicated below. a •E d F BY NC SA 2013 Michael Swanbom
The frame shown is fitted with three 28 cm diameter frictionless pulleys. A force of F' = 640 N is applied to the rope at an angle 0 = 44°. Member ABCD is attached to the wall by a fixed support at A. Find the forces indicated below. a •E d F BY NC SA 2013 Michael Swanbom
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![The frame shown is fitted with three 28 cm diameter frictionless pulleys. A force of F = 640 N is applied to
the rope at an angle 0 = 44°. Member ABCD is attached to the wall by a fixed support at A. Find the
forces indicated below.
a
•E
d
F
BY NC
SA
2013 Michael Swanbom
Values for dimensions on the figure are given in the following table. Note the figure may not be to scale.
Variable Value
a
42 сm
28 cm
30 cm
d.
80 cm
For all answers, take x as positive to the right and y as positive upward.
At point A, the fixed support exerts a force of A
195.4186
+ 460.377
jN and a reaction couple of MA
970.0954
N-m on member ABCD.
At point D, the total force exerted on member ABCD by member GED and the pulley is D
-195
i + 460.3774
X jN on member ABC.
Member CG is in compression
o and carries a force of magnitude
N.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2df3f4b0-f9ac-4853-a609-8caecad3edc1%2F18fcaba9-b6c3-4c58-9321-6ffbfd0e5e48%2F2s0cwvj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The frame shown is fitted with three 28 cm diameter frictionless pulleys. A force of F = 640 N is applied to
the rope at an angle 0 = 44°. Member ABCD is attached to the wall by a fixed support at A. Find the
forces indicated below.
a
•E
d
F
BY NC
SA
2013 Michael Swanbom
Values for dimensions on the figure are given in the following table. Note the figure may not be to scale.
Variable Value
a
42 сm
28 cm
30 cm
d.
80 cm
For all answers, take x as positive to the right and y as positive upward.
At point A, the fixed support exerts a force of A
195.4186
+ 460.377
jN and a reaction couple of MA
970.0954
N-m on member ABCD.
At point D, the total force exerted on member ABCD by member GED and the pulley is D
-195
i + 460.3774
X jN on member ABC.
Member CG is in compression
o and carries a force of magnitude
N.
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