MCQOPTIONS
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MCQOPTIONS
This section includes 5 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. |
Non-ferrous metals have fatigue ratio of 0.35. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
With increase in stacking fault energy, fatigue strength of material __________ |
| A. | Increases |
| B. | Decreases |
| C. | Remains constant |
| D. | First Increases and then decreases |
| Answer» C. Remains constant | |
| 3. |
For steel, fatigue strength is __________ of tensile value. |
| A. | Twice |
| B. | Thrice |
| C. | Half |
| D. | Quarter |
| Answer» D. Quarter | |
| 4. |
What decreases fatigue life? |
| A. | C in steel |
| B. | Polishing |
| C. | Strain ageing |
| D. | Porosity |
| Answer» E. | |
| 5. |
Which element has a maximum effect on fatigue strength in steel? |
| A. | Ni |
| B. | Ag |
| C. | C |
| D. | Au |
| Answer» D. Au | |