. A strain gage rosette provides the following data: _x = 0 . 01 , _y = 0 . 02, and _ 30 ◦ = 0, where _ 30 ◦ is the strain of a line element at 30◦ to the x axis. Compute _ 60 ◦. Is the result valid...

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A strain gage rosette provides the following data:
_x
= 0.01, _y
= 0.02, and
_30

◦ = 0,

where
_30

◦ is the strain of a line element at 30◦ to the
x
axis. Compute
_60

◦. Is the result

valid if the material is anisotropic? If it is inelastic?