Sub question:At what temperature will the aluminum and steel segments in this problem have stresses of equal magnitude after the 50-kip force is applied? Show full solution SteelAluminumA = 2 in.2E = 10 x 106 psiA = 3 in.2E = 29 x 10° psi50 kips15 in.-10 in.-FIG. P2.86, P2.87 2.86 The composite bar is firmly attached to unyielding supports. The bar isstress-free at 60°F. Compute the stress in each material after the 50-kip force is ap-plied and the temperature is increased to 120°F. Use a = 6.5 × 10-6/ºF for steel anda = 12.8 x 10-6/°F for aluminum.

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Answered: Sub question: At what temperature will…

Sub question: At what temperature will the aluminum and steel segments in this problem have stresses of equal magnitude after the 50-kip force is applied? Show full solution

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Sub question:

At what temperature will the aluminum and steel segments in this problem have stresses of equal magnitude after the 50-kip force is applied?

Show full solution

Steel
Aluminum
A = 2 in.2
E = 10 x 106 psi
A = 3 in.2
E = 29 x 10° psi
50 kips
15 in.-
10 in.-
FIG. P2.86, P2.87

2.86 The composite bar is firmly attached to unyielding supports. The bar is
stress-free at 60°F. Compute the stress in each material after the 50-kip force is ap-
plied and the temperature is increased to 120°F. Use a = 6.5 × 10-6/ºF for steel and
a = 12.8 x 10-6/°F for aluminum.

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