A composite beam is made of two brass [E = 119 GPa] bars bonded to two aluminum [E = 72 GPa] bars, as shown. The beam is subjected to a bending moment of 385 N-m acting about the z axis. Using a = 15 mm, b = 120 mm, c = 25 mm, and d = 80 mm, calculate (a) the maximum bending stress in the aluminum bars. (b) the maximum bending stress in the brass bars. Aluminum Brass d Brass Aluminum b Answers: (a) oa- MPa (b) Obr- MPa Click if you would like to Show Work for this question: Qpen Show Work

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A composite beam is made of two brass [E = 119 GPa] bars bonded to two aluminum [E = 72 GPa] bars, as shown. The beam is subjected to a bending moment of 385 N-m acting
about the z axis. Using a = 15 mm, b = 120 mm, c = 25 mm, and d = 80 mm, calculate
(a) the maximum bending stress in the aluminum bars.
(b) the maximum bending stress in the brass bars.
y
Aluminum
a
Brass
d
Brass
Aluminum
b
Answers:
(a) oa =
MPa
(b) Obr =
MPa
Click if you would like to Show Work for this question: Open Show Work
Transcribed Image Text:A composite beam is made of two brass [E = 119 GPa] bars bonded to two aluminum [E = 72 GPa] bars, as shown. The beam is subjected to a bending moment of 385 N-m acting about the z axis. Using a = 15 mm, b = 120 mm, c = 25 mm, and d = 80 mm, calculate (a) the maximum bending stress in the aluminum bars. (b) the maximum bending stress in the brass bars. y Aluminum a Brass d Brass Aluminum b Answers: (a) oa = MPa (b) Obr = MPa Click if you would like to Show Work for this question: Open Show Work
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