MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Metallurgy Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The greatest divergence in predicting the yield stress for distortion between the Tresca’s criteria and Von-Mises criteria occurs at __________ |
| A. | uniaxial tension/compression |
| B. | balanced biaxial stress |
| C. | pure shear stress |
| D. | always predicts equal stress |
| Answer» D. always predicts equal stress | |
| 2. |
The following diagram represents the equation σ12+σ32 – σ1σ3 = σo2 for the von-mises condition. |
| A. | The plot is known as the yield locus for Von-Mises criteria. Which of the following statement is not correct? |
| Answer» E. | |
| 3. |
For the biaxial plane stress condition, the von Mises yield criteria can be expressed as ___________ |
| A. | Given that principal stresses are σ1, σ2, σ3 where σ2=0 and yield stress is σo. |
| B. | σ1+ σ3 = σo |
| C. | σ12+σ32 – σ1σ3 = σo2 |
| D. | σ1+ σ3 – σ1σ3 = σo2 |
| E. | σ1+ σ3 – σ1σ3 = σo |
| Answer» C. σ12+σ32 – σ1σ3 = σo2 | |