Sustainable Energy, Si Edition
1st Edition
ISBN: 9781133108771
Author: DUNLAP, Richard A.
Publisher: Cengage Learning
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Chapter 6, Problem 5P
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The force vector F has a magnitude of F = 450 lb and acts
15.7° with respect to vertical as
at point A at an angle
→
=
shown. The force F is balanced by the tension forces parallel
to the two rods AC and AB such that the vector equation
→
F+F AC + FAB
=
0 is satisfied. Determine the tension
forces in the two rods in Cartesian Vector Notation.
с
a
b
B
CC +
BY NC SA
2013 Michael Swanbom
A
NF
Values for dimensions on the figure are given in the following
table. Note the figure may not be to scale.
Variable Value
a
5.9 ft
b
C
3 ft
3.1 ft
FAC
=
FAB=
ĵ) lb
lb
+
+
Y
F1
α
В
X
F2
You and your friends are planning to move the log. The log.
needs to be moved straight in the x-axis direction and it
takes a combined force of 2.9 kN. You (F1) are able to exert
610 N at a = 32°. What magnitude (F2) and direction (B) do
you needs your friends to pull?
Your friends had to pull at:
magnitude in Newton, F2
=
direction in degrees, ẞ =
N
deg
Please show all steps and give answers in the cartesian coordinate system provided
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- a. Determine the net area of the W12x16(Ag=4.71in2) shown in Fig. Assuming that the holes are for 1-in bolts. b. compute the design strength if A36 is used W12 x 16 d-12.00 in -0.220 in 3 in HE -by-3.99 in 3 in 3 in DO 2 in 2 inarrow_forwarda. Determine the net area of the W12x16(Ag=4.71in2) shown in Fig. Assuming that the holes are for 1-in bolts. b. compute the design strength if A36 is used W12 x 16 d-12.00 in 4-0.220 in 3 in 3 in BO HO by-3.99 in 3 in 3 in DO E 2 in 2 inarrow_forward止 Q.1 Using the lightest W section shape to design the compression member AB shown in Fig. below, the concentrated service dead load and live load is PD-40kips and PL 150kips respectively. The beams and columns are oriented about the major axis and the columns are braced at each story level for out-of-plan buckling. Assume that the same section is used for columns. Use Fy-50 ksi. 32456 Aarrow_forward
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