MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A_HEXAGONAL_UNIT_CELL_SATISFIES_WHICH_OF_THE_FOLLOWING_EQUATIONS??$ |
| A. | a=b ≠ c, α=β=90 degree, ϒ=120 degree |
| B. | a≠b=c, α=β=ϒ=90 degree |
| C. | a=b≠c, α=β=ϒ=90 degree |
| D. | a=b=c, α≠β=ϒ=90 degree |
| Answer» B. a‚Äö√Ñ√∂‚àö¬¢‚Äö√тĆb=c, ‚âà√≠¬¨¬±=‚âà√≠‚Äö√¢¬ß=‚âà√¨‚àö‚â†=90 degree | |
| 2. |
A_RHOMBOHEDRA_UNIT_CELL_SATISFIES_WHICH_OF_THE_FOLLOWING_EQUATIONS??$ |
| A. | a=b=c, α=β=ϒ=90 degree |
| B. | a≠b=c, α=β=ϒ=90 degree |
| C. | a=b≠c, α=β=ϒ=90 degree |
| D. | a=b=c, α=β=ϒ≠90 degree |
| Answer» E. | |
| 3. |
A Triclinic unit cell satisfies which of the following equations?$ |
| A. | a=b=c, α=β=ϒ=90 degree |
| B. | a≠b=c, α=β=ϒ=90 degree |
| C. | a ≠ b ≠ c, α ≠ β ≠ ϒ ≠ 90 degree |
| D. | a=b=c, α≠β=ϒ=90 degree |
| Answer» D. a=b=c, ‚âà√≠¬¨¬±‚Äö√Ñ√∂‚àö¬¢‚Äö√тĆ‚âà√≠‚Äö√¢¬ß=‚âà√¨‚àö‚â†=90 degree | |
| 4. |
A Monoclinic unit cell satisfies which of the following equations?$ |
| A. | a=b=c, α=β=90 degree ≠ ϒ |
| B. | a≠b=c, α=β=ϒ=90 degree |
| C. | a ≠ b≠c, α=β=90 degree ≠ ϒ |
| D. | a=b=c, α≠β=ϒ=90 degree |
| Answer» D. a=b=c, ‚âà√≠¬¨¬±‚Äö√Ñ√∂‚àö¬¢‚Äö√тĆ‚âà√≠‚Äö√¢¬ß=‚âà√¨‚àö‚â†=90 degree | |
| 5. |
Which one of the following is least symmetrical? |
| A. | Tetragonal |
| B. | Simple cubic |
| C. | Triclinic |
| D. | Monoclinic |
| Answer» D. Monoclinic | |
| 6. |
Which one of the following is most symmetrical? |
| A. | Simple cubic cell |
| B. | Hexagonal |
| C. | Triclinic |
| D. | Tetragonal |
| Answer» B. Hexagonal | |
| 7. |
An Orthorhombic unit cell satisfies which of the following equations? |
| A. | a=b=c, α=β=ϒ=90 degree |
| B. | a≠b≠c, α=β=ϒ=90 degree |
| C. | a=b≠c, α=β=ϒ=90 degree |
| D. | a=b=c, α≠β=ϒ=90 degree |
| Answer» C. a=b‚Äö√Ñ√∂‚àö¬¢‚Äö√тĆc, ‚âà√≠¬¨¬±=‚âà√≠‚Äö√¢¬ß=‚âà√¨‚àö‚â†=90 degree | |
| 8. |
A tetragon unit cell satisfies which of the following equations? |
| A. | a=b=c, α=β=ϒ=90 degree |
| B. | a≠b=c, α=β=ϒ=90 degree |
| C. | a=b≠c, α=β=ϒ=90 degree |
| D. | a=b=c, α≠β=ϒ=90 degree |
| Answer» D. a=b=c, ‚âà√≠¬¨¬±‚Äö√Ñ√∂‚àö¬¢‚Äö√тĆ‚âà√≠‚Äö√¢¬ß=‚âà√¨‚àö‚â†=90 degree | |
| 9. |
A cubic unit cell satisfies which of the following equations? |
| A. | a=b=c, α=β=ϒ=90 degree |
| B. | a≠b=c, α=β=ϒ=90 degree |
| C. | a=b≠c, α=β=ϒ=90 degree |
| D. | a=b=c, α≠β=ϒ=90 degree |
| Answer» B. a‚Äö√Ñ√∂‚àö¬¢‚Äö√тĆb=c, ‚âà√≠¬¨¬±=‚âà√≠‚Äö√¢¬ß=‚âà√¨‚àö‚â†=90 degree | |
| 10. |
Which of the following factor is not responsible for the formation of a non-crystalline structure? |
| A. | Atomic packing has open structure |
| B. | Primary bonds are absent |
| C. | Formation of 1-dimensional chain molecule |
| D. | Strong secondary bond |
| Answer» E. | |
| 11. |
Which of the following is characteristic of non-crystalline structures? |
| A. | Long range of periodicity |
| B. | Well defined structure and geometry |
| C. | Low density |
| D. | Sharp diffraction pattern |
| Answer» D. Sharp diffraction pattern | |
| 12. |
Which of the following is a characteristic of crystalline structure? |
| A. | High density |
| B. | Low density |
| C. | Range of melting point |
| D. | Varying structure |
| Answer» B. Low density | |
| 13. |
Which of the following have a non-crystalline structure? |
| A. | Iron |
| B. | Quartz |
| C. | Silica glass |
| D. | Tungsten |
| Answer» D. Tungsten | |