Mechanical Engineering > GATE 2026 > Theories of Failure
A steel plate having yield strength of 550 MPa, is subjected to biaxial state of stress as σx = σ and σy = −2σ. Using distortion energy theory and considering the factor of safety as 2, the permissible value of σ that can be applied to the plate is ________ MPa (rounded off to 1 decimal place).
Correct : 158.8
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