11.18 A long, flat steel bar 4 in. wide and 3 in. thick is reduced in width to 3 in. There are circular fillets of in. radius on each side. If the bar is subjected to an axial tensile load of 12,000 lb, calculate (a) the average tensile stress in the wide portion of the bar some distance from the change in section. (b) the average tensile stress in the narrow part of the bar. (c) the maximum tensile stress adjacent to the circular fillet. H a 11.28 A P (a (E

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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11.18 A long, flat steel bar 4 in. wide and 3 in. thick is reduced in
width to 3 in. There are circular fillets of in. radius on each
side. If the bar is subjected to an axial tensile load of 12,000 lb,
calculate
(a) the average tensile stress in the wide portion of the bar
some distance from the change in section.
(b) the average tensile stress in the narrow part of the bar.
(c) the maximum tensile stress adjacent to the circular
wild fillet.
11 10 A long flat steel bar 5 in wide and in thick has a circu
162111
3
H
ar
11.28 A
P
(a
(E
Transcribed Image Text:11.18 A long, flat steel bar 4 in. wide and 3 in. thick is reduced in width to 3 in. There are circular fillets of in. radius on each side. If the bar is subjected to an axial tensile load of 12,000 lb, calculate (a) the average tensile stress in the wide portion of the bar some distance from the change in section. (b) the average tensile stress in the narrow part of the bar. (c) the maximum tensile stress adjacent to the circular wild fillet. 11 10 A long flat steel bar 5 in wide and in thick has a circu 162111 3 H ar 11.28 A P (a (E
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