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The pin-connected structure consists of a rigid bar ABCD and two axial members. Bar (1) is bronze [E = 95 GPa] with a cross-sectional area of A₁ = 590 mm². Bar (2) is an aluminum alloy [E = 73 GPa] with a cross-sectional area of A₂ = 320 mm². A concentrated load of P = 75 kN acts on the structure at D. Assume L₁-890 mm., L₂=370 mm., a-590 mm., b=280 mm., and c=1280 mm. Determine: (a) the normal stresses 0₁, 0₂ in both bars (1) and (2). (b) the downward deflection vp of point D on the rigid bar. 3 b Answers: (a) 0₁ = (b) VD = i i (1) L₁ L2 (2) B C MPa, 0₂: mm. = MPa

The pin-connected structure consists of a rigid bar ABCD and two axial members. Bar (1) is bronze [E = 95 GPa] with a cross-sectional area of A₁ = 590 mm². Bar (2) is an aluminum alloy [E = 73 GPa] with a cross-sectional area of A₂ = 320 mm². A concentrated load of P = 75 kN acts on the structure at D. Assume L₁-890 mm., L₂=370 mm., a-590 mm., b=280 mm., and c=1280 mm. Determine: (a) the normal stresses 0₁, 0₂ in both bars (1) and (2). (b) the downward deflection vp of point D on the rigid bar. 3 b Answers: (a) 0₁ = (b) VD = i i (1) L₁ L2 (2) B C MPa, 0₂: mm. = MPa

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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The pin-connected structure consists of a rigid bar ABCD and two axial members. Bar (1) is bronze [E = 95 GPa] with a cross-sectional area of A₁ = 590 mm². Bar (2) is an aluminum alloy [E = 73 GPa] with a cross-sectional area of A₂ = 320 mm². A concentrated load of P = 75 kN acts on the structure at D. Assume L₁-890 mm., L₂-370 mm., a-590 mm., b=280 mm., and c=1280 mm. Determine: (a) the normal stresses 0₁, 02 in both bars (1) and (2). (b) the downward deflection vp of point D on the rigid bar. a b Answers: (a) 0₁ = (b) VD= i (1) L₁ L2 2 B MPa, 0₂ = mm. IM MPa
Transcribed Image Text:The pin-connected structure consists of a rigid bar ABCD and two axial members. Bar (1) is bronze [E = 95 GPa] with a cross-sectional area of A₁ = 590 mm². Bar (2) is an aluminum alloy [E = 73 GPa] with a cross-sectional area of A₂ = 320 mm². A concentrated load of P = 75 kN acts on the structure at D. Assume L₁-890 mm., L₂-370 mm., a-590 mm., b=280 mm., and c=1280 mm. Determine: (a) the normal stresses 0₁, 02 in both bars (1) and (2). (b) the downward deflection vp of point D on the rigid bar. a b Answers: (a) 0₁ = (b) VD= i (1) L₁ L2 2 B MPa, 0₂ = mm. IM MPa
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