The rigid bar AC is supported by two axial bars (1) and (2). Both axial bars are made of bronze [E = 100 GPa; a = 18 × 10-6 mm/mm/ °C]. The cross-sectional area of bar (1) is A₁ = 282 mm² and the cross-sectional area of bar (2) is A₂ = 347 mm². After load P has been applied and the temperature of the entire assembly has increased by 35°C, the total strain in bar (2) is measured as 1310 μ⁹ (elongation). Assume L₁ = 1200 mm, a = 520 mm, b = 780 mm, and L₂ = 1860 mm. Determine: (a) the magnitude of load P. (b) the vertical displacement of pin A. L₁ Answers: (1) a B P b i (a) The magnitude of P = (b) The vertical displacement of pin A = i (2) 57.4 2.22 L2 kN. mm (down).
The rigid bar AC is supported by two axial bars (1) and (2). Both axial bars are made of bronze [E = 100 GPa; a = 18 × 10-6 mm/mm/ °C]. The cross-sectional area of bar (1) is A₁ = 282 mm² and the cross-sectional area of bar (2) is A₂ = 347 mm². After load P has been applied and the temperature of the entire assembly has increased by 35°C, the total strain in bar (2) is measured as 1310 μ⁹ (elongation). Assume L₁ = 1200 mm, a = 520 mm, b = 780 mm, and L₂ = 1860 mm. Determine: (a) the magnitude of load P. (b) the vertical displacement of pin A. L₁ Answers: (1) a B P b i (a) The magnitude of P = (b) The vertical displacement of pin A = i (2) 57.4 2.22 L2 kN. mm (down).
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 rigid bar AC is supported by two axial bars (1) and (2). Both axial bars are made of bronze [E = 100 GPa; a = 18 × 10-6 mm/mm/
°C]. The cross-sectional area of bar (1) is A₁ = 282 mm² and the cross-sectional area of bar (2) is A₂ = 347 mm². After load P has been
applied and the temperature of the entire assembly has increased by 35°C, the total strain in bar (2) is measured as 1310 μe
(elongation). Assume L₁ = 1200 mm, a = 520 mm, b = 780 mm, and L₂ = 1860 mm. Determine:
(a) the magnitude of load P.
(b) the vertical displacement of pin A.
L₁
T
Answers:
(1)
a
B
b
(a) The magnitude of P =
(b) The vertical displacement of pin A = i
i
57.4
2.22
L2
kN.
mm (down).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2a5995fa-a5c0-41fd-bb41-75754dded2f1%2Fefd32977-507b-48f5-8fa5-287058417fe2%2F5blov9w_processed.png&w=3840&q=75)
Transcribed Image Text:The rigid bar AC is supported by two axial bars (1) and (2). Both axial bars are made of bronze [E = 100 GPa; a = 18 × 10-6 mm/mm/
°C]. The cross-sectional area of bar (1) is A₁ = 282 mm² and the cross-sectional area of bar (2) is A₂ = 347 mm². After load P has been
applied and the temperature of the entire assembly has increased by 35°C, the total strain in bar (2) is measured as 1310 μe
(elongation). Assume L₁ = 1200 mm, a = 520 mm, b = 780 mm, and L₂ = 1860 mm. Determine:
(a) the magnitude of load P.
(b) the vertical displacement of pin A.
L₁
T
Answers:
(1)
a
B
b
(a) The magnitude of P =
(b) The vertical displacement of pin A = i
i
57.4
2.22
L2
kN.
mm (down).
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