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Just #2

Transcribed Image Text:Q. 1: For the stress elements below, give the two angles (positive
and negative) that define plane a-a.
1.1
1.2
a
20
a
48°
a
a
48°

Transcribed Image Text:Positive and negative angles defining plane a-a:
+48 / -42
+42 / -138
+42 / -48
+90 / -48
None of the above
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