MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Materials Science knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which is the correct order of temperature arranged in ascending order of the following processes? |
| A. | iii, i, ii |
| B. | ii, iii, i |
| C. | iii, ii, i |
| D. | i, iii, iiView Answer |
| Answer» B. ii, iii, i | |
| 2. |
IN_STRESS_RELIEF_ANNEALING,_THE_ANNEALING_TEMPERATURE_IS_RELATIVELY_LOW.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Which_of_the_following_is_not_a_type_of_annealing?$ |
| A. | Spherodizing |
| B. | Tempering |
| C. | Full annealing |
| D. | Normalizing |
| Answer» C. Full annealing | |
| 4. |
Which of the following does not happen when a material is annealed? |
| A. | Internal stresses get relieved |
| B. | Increase in ductility |
| C. | Decrease in toughness |
| D. | Increase in softness |
| Answer» D. Increase in softness | |
| 5. |
In process annealing, heating is limited to avoid excessive oxidation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Which of the following will not happen when metal is cooled fast in annealing? |
| A. | Warping of material |
| B. | Cracking of material |
| C. | Formation of thermo elastic stresses |
| D. | Strength increase |
| Answer» C. Formation of thermo elastic stresses | |
| 7. |
What does the term soaking signify? |
| A. | Heating to a required temperature |
| B. | Holding at a constant temperature |
| C. | Cooling the material |
| D. | Heating for a long time |
| Answer» C. Cooling the material | |
| 8. |
Which of the following can be recrystallization temperature for a pure metal? (where Tm is melting point of the metal) |
| A. | 0.3Tm |
| B. | 0.45Tm |
| C. | 0.35Tm |
| D. | 0.4Tm |
| Answer» C. 0.35Tm | |
| 9. |
Which of the following is an application of cold working? |
| A. | Extrusion |
| B. | Forging |
| C. | Hot rolling |
| D. | Deep drawing |
| Answer» E. | |