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

Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter7: Analysis Of Stress And Strain
Section: Chapter Questions
Problem 7.6.11P: -11 A rubber cube R of a side L = 3 in. and cross- sectional area A = 9 in2 is compressed inside a...
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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.
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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