MCQOPTIONS
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MCQOPTIONS
This section includes 10 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. |
If the stress ratio is given by R, and the amplitude ratio is given by A, the ratio between the R and A is given as __________ |
| A. | A=R |
| B. | A=1/R |
| C. | A=(1-R)/(1+R) |
| D. | A=(1+R)/(1-R) |
| Answer» D. A=(1+R)/(1-R) | |
| 2. |
The amplitude ratio is defined as the ___________ |
| A. | σmax-σmin |
| B. | σmean/σamplitude |
| C. | σamplitude/σmean |
| D. | σmax/σmin |
| Answer» D. σmax/σmin | |
| 3. |
The stress ratio is defined as the ________ |
| A. | σmax-σmin |
| B. | σmax/σmin |
| C. | σmin/σmax |
| D. | σmax+σmin |
| Answer» D. σmax+σmin | |
| 4. |
During a cycling loading of the stress, which of the following value cannot be equal to zero? |
| A. | Mean pressure |
| B. | Minimum stress |
| C. | Maximum stress |
| D. | Range of stress |
| Answer» E. | |
| 5. |
Find the range of stress in the given stress cycle? |
| A. | 30 MPa |
| B. | 50 MPa |
| C. | 40 MPa |
| D. | 10 MPa |
| Answer» D. 10 MPa | |
| 6. |
Find the mean stress in the given stress cycle? |
| A. | 30 MPa |
| B. | 50 MPa |
| C. | 60 MPa |
| D. | 10 MPa |
| Answer» B. 50 MPa | |
| 7. |
In the following stress cycle, the stress amplitude is indicated by which point in this curve? |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» D. D | |
| 8. |
The mean stress is indicated by which point in this stress cycle? |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» D. D | |
| 9. |
In the given stress cycle, the alternating stress is equal to ________ |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 10. |
In the given stress cycle, the range of stress is equal to ________ |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» E. | |