A pin-connected structure is supported and loaded as shown. Member ABCD is rigid and is horizontal before the load Pis applied. Bars (1) and (2) are both made from steel [E = 30100 ksi] and both have a cross-sectional area of 0.91 in.?. Assume L1=72 in., L2=133 in., a-68 in., b-100 in., and c-33 in. If the normal stress in each steel bar must be limited to 15.2 ksi, determine the maximum load P that may be applied to the rigid bar. (2) L2 B D P i kips. Answer: P =
A pin-connected structure is supported and loaded as shown. Member ABCD is rigid and is horizontal before the load Pis applied. Bars (1) and (2) are both made from steel [E = 30100 ksi] and both have a cross-sectional area of 0.91 in.?. Assume L1=72 in., L2=133 in., a-68 in., b-100 in., and c-33 in. If the normal stress in each steel bar must be limited to 15.2 ksi, determine the maximum load P that may be applied to the rigid bar. (2) L2 B D P i kips. Answer: P =
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![A pin-connected structure is supported and loaded as shown. Member ABCD is rigid and is horizontal before the load Pis applied. Bars
(1) and (2) are both made from steel [E = 30100 ksi] and both have a cross-sectional area of 0.91 in.?. Assume L1=72 in., L2=133 in.,
a-68 in., b-100 in., and c-33 in. If the normal stress in each steel bar must be limited to 15.2 ksi, determine the maximum load P that
may be applied to the rigid bar.
(2)
L2
|B
D
P
Answer: P -
i
kips.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7c37bb1e-283d-4c21-bd96-169c0f66e22b%2Fe88a7ae1-5aa0-4fe4-b793-1250b347fd02%2Fhmn3jt_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A pin-connected structure is supported and loaded as shown. Member ABCD is rigid and is horizontal before the load Pis applied. Bars
(1) and (2) are both made from steel [E = 30100 ksi] and both have a cross-sectional area of 0.91 in.?. Assume L1=72 in., L2=133 in.,
a-68 in., b-100 in., and c-33 in. If the normal stress in each steel bar must be limited to 15.2 ksi, determine the maximum load P that
may be applied to the rigid bar.
(2)
L2
|B
D
P
Answer: P -
i
kips.
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