MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Aerospace Materials and Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Pure zinc in metallic form was discovered by a __________ chemist. |
| A. | Persian |
| B. | Indian |
| C. | American |
| D. | German |
| Answer» E. | |
| 2. |
Zinc is ___________ in colour. |
| A. | black |
| B. | yellow |
| C. | bluish-silver |
| D. | red |
| Answer» D. red | |
| 3. |
The melting point of zinc is __________ |
| A. | 1495 C |
| B. | 1445 C |
| C. | 787.1 C |
| D. | 787.1 F |
| Answer» E. | |
| 4. |
Zinc is an element that is being used fairly recently. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
Which of the following are ores of zinc? |
| A. | Cobaltite |
| B. | Erythrite |
| C. | Marmatite |
| D. | Litharge |
| Answer» D. Litharge | |
| 6. |
Zinc is alloyed with which of the following elements frequently? |
| A. | Vanadium |
| B. | Copper |
| C. | Helium |
| D. | Rutherfordium |
| Answer» C. Helium | |
| 7. |
Zinc is a non-lustrous element. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
Zinc in the form of ores can be found in which of the following places? |
| A. | Antarctica |
| B. | Canada |
| C. | Canada and Russia |
| D. | Russia and Antarctica |
| Answer» D. Russia and Antarctica | |
| 9. |
The density of Zinc is ____________ at room temperature. |
| A. | 2.7 gram per cubic centimetre |
| B. | 6.52 gram per cubic centimetre |
| C. | 7.14 gram per cubic centimetre |
| D. | 0.44 gram per cubic centimetre |
| Answer» D. 0.44 gram per cubic centimetre | |
| 10. |
The atomic number of zinc is ___________ |
| A. | 25 |
| B. | 13 |
| C. | 104 |
| D. | 30 |
| Answer» E. | |