MCQOPTIONS
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MCQOPTIONS
This section includes 8 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 following curve represents the cohesive force between atoms with respect to interatomic distance. The distance X represents ________ |
| A. | equilibrium force between atoms |
| B. | the minimum force between atoms |
| C. | the cohesive strength of the material |
| D. | theoretical Strength of material |
| Answer» D. theoretical Strength of material | |
| 2. |
The appearance of surface of ductile fracture will be ___________ |
| A. | grey and fibrous |
| B. | bright and granular |
| C. | dull and granular |
| D. | riverlike pattern |
| Answer» B. bright and granular | |
| 3. |
The appearance of surface of brittle fracture will be ___________ |
| A. | grey and fibrous |
| B. | bright and granular |
| C. | dull and granular |
| D. | riverlike pattern |
| Answer» C. dull and granular | |
| 4. |
The “cup and cone” structure is associated with ___________ |
| A. | ductile fracture |
| B. | brittle fracture |
| C. | creep fracture |
| D. | fatigue fracture |
| Answer» B. brittle fracture | |
| 5. |
The brittle fracture is not observed in ___________ |
| A. | BCC |
| B. | FCC |
| C. | HCP |
| D. | DC |
| Answer» C. HCP | |
| 6. |
The brittle fracture is considered much more severe than ductile fracture. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
The tendency of brittle fracture increase on ___________ |
| A. | decreasing temperature and strain rate |
| B. | increasing temperature and strain rate |
| C. | decreasing temperature and increasing strain rate |
| D. | increasing temperature and decreasing strain rate |
| Answer» D. increasing temperature and decreasing strain rate | |
| 8. |
The Ionic crystal generally fracture in __________ |
| A. | ductile manner |
| B. | brittle manner |
| C. | creep manner |
| D. | fatigue manner |
| Answer» C. creep manner | |