A machine element is loaded so thatσ1 = 120 Mpa, σ2 = 70Mpa, σ3 = −90Mpa the material has a maximum yield strength in tension and compression of 360Mpa. Find the factor of safety for each of the following theories. i) Maximum Normal stress theory ii) Maximum Shear stress theory iii) Distribution energy theory.
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Sorryyyyyyy I don't know
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