MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Behaviour knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The most common creep rate corresponds to which the creep strength is specified is _________ |
| A. | 1% in 100 hrs |
| B. | 1% in 1000 hrs |
| C. | 1% in 10,000 hrs |
| D. | 1% in 100,000 hrs |
| Answer» D. 1% in 100,000 hrs | |
| 2. |
k represents elongation per unit length at a constant rate. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Andrade s equation is only applicable to metals. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
Transient creep is also known as _________ flow. |
| A. | k |
| B. | |
| C. | |
| D. | t |
| Answer» C. | |
| 5. |
Viscous creep is represented by _________ constant in Andrade empirical equation. |
| A. | |
| B. | k |
| C. | |
| D. | t |
| Answer» C. | |
| 6. |
Second stage of creep is also known as ___________ creep. |
| A. | Primary |
| B. | Secondary |
| C. | Transient |
| D. | Viscous |
| Answer» E. | |
| 7. |
Which metal is capable of maintaining its mechanical strength at a working temperature greater than 300 C? |
| A. | Pb |
| B. | Zn |
| C. | Fe |
| D. | Sn |
| Answer» D. Sn | |