In a laboratory test of a beam loaded by end couples, the fiber at layer AB as shown a found to increase 30 x 10 3 mm while those at CD decrease 70 x 10 -3 mm in the 260 mm-gage length. Using E = 150 GPa, determine the flexural stress at the bottom fibe Answer must be in MPa. Given: a = 40 mm, b = 110 mm, and c =80 mm. %3D %3D %3D gage length a mm b mm с mm

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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In a laboratory test of a beam loaded by end couples, the fiber at layer AB as shown are
mm while those at CD decrease 70 x 10 mm in the 260-
-3
found to increase 30 x 10 -3
mm-gage length. Using E = 150 GPa, determine the flexural stress at the bottom fiber.
40mm, b
Answer must be in MPa. Given: a = = 110 mm, andc= 80 mm.
gage length
a mm
b
b mm
c mm
8.
Transcribed Image Text:In a laboratory test of a beam loaded by end couples, the fiber at layer AB as shown are mm while those at CD decrease 70 x 10 mm in the 260- -3 found to increase 30 x 10 -3 mm-gage length. Using E = 150 GPa, determine the flexural stress at the bottom fiber. 40mm, b Answer must be in MPa. Given: a = = 110 mm, andc= 80 mm. gage length a mm b b mm c mm 8.
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