Three steel rods (E = 30000 ksi) support a load P= 7 kips. Each of the rods AB and CD has a 0.3-in? cross- sectional area and rod EF has a 1-in? cross-sectional area. Considering that the bar BED is rigid, determine (a) the change in length of rod AB, (b) the stress in each rod. C 20 in. 20 in. 20 in. B E 16 in.
Three steel rods (E = 30000 ksi) support a load P= 7 kips. Each of the rods AB and CD has a 0.3-in? cross- sectional area and rod EF has a 1-in? cross-sectional area. Considering that the bar BED is rigid, determine (a) the change in length of rod AB, (b) the stress in each rod. C 20 in. 20 in. 20 in. B E 16 in.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![Three steel rods (E = 30000 ksi) support a load P= 7 kips. Each of the rods AB and CD has a 0.3-in? cross-
sectional area and rod EF has a 1-in? cross-sectional area. Considering that the bar BED is rigid, determine
(a) the change in length of rod AB, (b) the stress in each rod.
20 in.
20 in.
20 in.
B
E
16 in.
F](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F95aeff90-eae1-41d1-a6d5-24c543733ee7%2Fa0e3a55f-ea05-4746-bc73-68339027be72%2Fxdjplu_processed.png&w=3840&q=75)
Transcribed Image Text:Three steel rods (E = 30000 ksi) support a load P= 7 kips. Each of the rods AB and CD has a 0.3-in? cross-
sectional area and rod EF has a 1-in? cross-sectional area. Considering that the bar BED is rigid, determine
(a) the change in length of rod AB, (b) the stress in each rod.
20 in.
20 in.
20 in.
B
E
16 in.
F
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