Physics · Theories of Failure
According to the maximum normal stress theory, the diameter of a circular shaft subjected to bending moment M and torque T is given by: (where σy is the yield stress in the uniaxial tensile test and N is the factor of safety)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1[Nπσy (16M + 16√(M2 + T2))]1/3✓
- 2[1πNσy (16M + 16√(M2 + T2))]1/3
- 3[1πNσy (16M + 16√(M2 + T2))]1/2
- 4[Nπσy (16M + 16√(M2 + T2))]1/2
Correct answer
[Nπσy (16M + 16√(M2 + T2))]1/3
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