41. The wide-flange I beam as shown is 20 ft. long kis fixed at one end and free at the other. A twisting moment of 30,000 Ib-in. is applied at the free end. If E=30 ×10ʻ psi and G = 12×10ʻ psi, compute the maximum normal and shearing stresses due to bending and the maximum shearing stress due to twist. What is the angle of twist of the beam at the free end? 10.5"- 1.368" 0.845" 10" prob 41

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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41. The wide-flange I beam as shown is 20 ft. Iong Itis fixed at one end
and free at the other. A twisting moment of 30,000 Ib-in. is applied at
the free end. If E= 30×10° psi and G = 12×1oʻ psi, compute the
maximum normal and shearing stresses due to bending and the
maximum shearing stress due to twist. What is the angle of twist of the
beam at the free end?
10.5"
1.368"
0.845"
10"
prob 41
Transcribed Image Text:41. The wide-flange I beam as shown is 20 ft. Iong Itis fixed at one end and free at the other. A twisting moment of 30,000 Ib-in. is applied at the free end. If E= 30×10° psi and G = 12×1oʻ psi, compute the maximum normal and shearing stresses due to bending and the maximum shearing stress due to twist. What is the angle of twist of the beam at the free end? 10.5" 1.368" 0.845" 10" prob 41
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