The frame shown is fitted with three 47 cm diameter frictionless pulleys. A force of F= 950 N is applied to the rope at an angle = 31°. Member ABCD is attached to the wall by a fixed support at A. Find the forces indicated below. a *b*c a b •G с d •C E Values for dimensions on the figure are given in the following table. Note the figure may not be to scale. Variable Value 73 cm 47 cm 58 cm 153 cm 030 BY NC SA 2013 Michael Swanbom d For all answers, take a as positive to the right and y as positive upward. →> At point A. the fixed support exerts a force of A 460.7 8143 ÎN
The frame shown is fitted with three 47 cm diameter frictionless pulleys. A force of F= 950 N is applied to the rope at an angle = 31°. Member ABCD is attached to the wall by a fixed support at A. Find the forces indicated below. a *b*c a b •G с d •C E Values for dimensions on the figure are given in the following table. Note the figure may not be to scale. Variable Value 73 cm 47 cm 58 cm 153 cm 030 BY NC SA 2013 Michael Swanbom d For all answers, take a as positive to the right and y as positive upward. →> At point A. the fixed support exerts a force of A 460.7 8143 ÎN
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:The frame shown is fitted with three 47 cm diameter frictionless pulleys. A force of F = 950 N is applied to
the rope at an angle = 31°. Member ABCD is attached to the wall by a fixed support at A. Find the
forces indicated below.
a
a
b
-b*
*
с
d
*C
с
E
Values for dimensions on the figure are given in the following table. Note the figure may not be to scale.
Variable Value
73 cm
47 cm
58 cm
153 cm
cc + 30
BY NC SA
2013 Michael Swanbom
For all answers, take a as positive to the right and y as positive upward.
At point A, the fixed support exerts a force of A 460.7
✓+814.3
X2644.577747369
and a reaction couple of MA 2504.4
N-m on member ABCD.
At point D, the total force exerted on member ABCD by member GED and the pulley is D
i+
N on member ABC.
Member CG is in compression
o and carries a force of magnitude
N.
N
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