(a) A tension test was performed on a magnesium alloy specimen having a diameter 12 mm and gauge 50 mm. The resulting stress-strain diagram is shown figure. Determine the approximate modulus of elastic and the yield strength of the alloy using the 0.2% offset method.

Structural Analysis
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Chapter2: Loads On Structures
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Select
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1. (a) A tension test was performed on a magnesium alloy
specimen having a diameter 12 mm and gauge 50 mm. The
resulting stress-strain diagram is shown figure. Determine
the approximate modulus of elastic and the yield strength
of the alloy using the 0.2% offset method.
(MPa)
280
245
(b) A tension test was performed on a magnesium
specimen having a diameter 12 mm and gauge 1ength of
50 mm. The resulting stress-strain diagram is shown in
the figure. If the specimen is stressed to 210 MPa and
unloaded, determine the permanent elongation of the
210
175
140
specimen
105
70
35
(me
0.002 0.004 0.006
0.008 0.010
ANates
Transcribed Image Text:Zhpe Outine lece Select 834 Anange Oick Create wnd Shane Adobe PO Adite A SydesO upe iects tere Ding teting 1. (a) A tension test was performed on a magnesium alloy specimen having a diameter 12 mm and gauge 50 mm. The resulting stress-strain diagram is shown figure. Determine the approximate modulus of elastic and the yield strength of the alloy using the 0.2% offset method. (MPa) 280 245 (b) A tension test was performed on a magnesium specimen having a diameter 12 mm and gauge 1ength of 50 mm. The resulting stress-strain diagram is shown in the figure. If the specimen is stressed to 210 MPa and unloaded, determine the permanent elongation of the 210 175 140 specimen 105 70 35 (me 0.002 0.004 0.006 0.008 0.010 ANates
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