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Which theory of failure will you use for aluminum components under steady loading?

AMaximum principal stress theory

BMaximum shear stress theory

CMaximum strain energy theory

DMaximum principal strain theory

Answer:

B. Maximum shear stress theory

Read Explanation:

For Ductile Materials

Theories of failure

Shape

Maximum Shear Stress Theory (GUEST AND TRESCA'S THEORY)

Hexagon

Maximum Distortion Energy Theory (VON MISES AND HENCKY'S THEORY)

Ellipse

For brittle materials

Theories of failure

Shape

Maximum Principal Stress theory (RANKINE'S THEORY)

Square

Maximum Principal Strain theory (St. VENANT'S THEORY)

Rhombus

Total Strain Energy theory (HAIGH'S THEORY)

Ellipse


Related Questions:

A cold-rolled steel shaft is designed on the basis of the maximum shear stress theory. The Principal stresses induced at its critical section are 50 MPa and -50 MPa respectively. If the yield stress for the shaft material is 400 MPa, the factor of safety of the design is
Von mises and Tresca criteria give different yield stress for

Consider the following statements :Which of the statements is/are correct?

  1. Based on the experiment results, the distortion energy theory predicts the failure of a component made of ductile material most accurately.
  2. According to the distortion energy theory, the shear yield strength is less than the shear strength in tension.
    At a point in a structure, there are two mutually perpendicular tensile stresses of 800 N/cm² and 400 N/cm². If the Poisson's ratio is 0.25, what would be the equivalent stress in simple tension according to maximum principal strain theory?
    Which theory of failure represents the given statement? 'The failure will occur in a material when the maximum principal strain reaches the strain due to yield stress in simple tension or when the minimum principal strain reaches the strain due to yield stress in simple compression.'