Elements Of Electromagnetics
7th Edition
ISBN: 9780190698614
Author: Sadiku, Matthew N. O.
Publisher: Oxford University Press
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Question
The concrete post (Ec = 3.6 × 106 psi and αc = 5.5 × 10-6/°F) is reinforced with six steel bars, each of 78-in.78-in. diameter (Es = 29 × 106 psi and αs = 6.5 × 10-6/°F).
Determine the normal stresses induced in the steel and in the concrete by a temperature rise of 75°F.
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