MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Metallurgy knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The percentage of elongation is a material-specific property. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Which is the most important property used in the rolling process? |
| A. | Toughness |
| B. | Hardness |
| C. | Resilience |
| D. | Ductility |
| Answer» E. | |
| 3. |
Which of the following material does not have a linear portion in the stress-strain curve? |
| A. | Steel |
| B. | Magnesium |
| C. | Grey cast iron |
| D. | Aluminum |
| Answer» D. Aluminum | |
| 4. |
Which of the following parameter is used as designing material of components? |
| A. | Proof stress |
| B. | Propositional limit |
| C. | True elastic limit |
| D. | Elastic limit |
| Answer» B. Propositional limit | |
| 5. |
The yield strength with an offset limit of 0.2 strain, is a universally accepted property of the material. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
The highest strain value is obtained at ___________ |
| A. | true elastic limit |
| B. | propositional limit |
| C. | yield point |
| D. | elastic limit |
| Answer» D. elastic limit | |
| 7. |
Which of the following is the strength parameter of any material? |
| A. | Percentage elongation |
| B. | Reduction in area |
| C. | Yield stress |
| D. | Necking area |
| Answer» D. Necking area | |
| 8. |
Which of the two curves will have the same shape? |
| A. | Load-elongation and engineering stress-strain |
| B. | Load-elongation and true stress-strain |
| C. | Engineering stress-strain and true stress-strain |
| D. | Uniaxial tension and uniaxial torsion |
| Answer» B. Load-elongation and true stress-strain | |
| 9. |
The Offset yield strength point is shown as ___________________ |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |