MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Food Packaging Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Addition of ______ to aluminum improves fluidity. |
| A. | vanadium |
| B. | silicon |
| C. | manganese |
| D. | copper |
| Answer» C. manganese | |
| 2. |
Zirconium is added to aluminum to form a fine precipitate of intermetallic particles. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
________ is added to aluminum alloys to increase Young s modulus. |
| A. | Chromium |
| B. | Magnesium |
| C. | Boron |
| D. | Lithium |
| Answer» E. | |
| 4. |
______ is added to aluminum alloys to reduce the coefficient of expansion. |
| A. | Zinc |
| B. | Chromium |
| C. | Nickel |
| D. | Manganese |
| Answer» D. Manganese | |
| 5. |
Chromium is added to aluminum alloy to __________ |
| A. | prevent recrystallisation |
| B. | increase impact strength |
| C. | increase abrasion resistance |
| D. | prevent cracking |
| Answer» B. increase impact strength | |
| 6. |
_______ increases susceptibility of the alloys to Stress corrosion cracking. |
| A. | Silicon |
| B. | Lead |
| C. | Iron |
| D. | Zinc |
| Answer» E. | |
| 7. |
Copper increases the hardness of alloys. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
The aluminum-copper alloys typically contain between ______% copper. |
| A. | 15-30 |
| B. | 15-20 |
| C. | 10-20 |
| D. | 2-10 |
| Answer» E. | |
| 9. |
__________ is added to aluminum to improve strength of the alloy. |
| A. | Titanium |
| B. | Chromium |
| C. | Magnesium |
| D. | Tin |
| Answer» D. Tin | |
| 10. |
A metal can is a ________ package. |
| A. | primary |
| B. | secondary |
| C. | tertiary |
| D. | quaternary |
| Answer» B. secondary | |
| 11. |
Tin is used as a protective layer in steel. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
________ is used as protective layer for steel. |
| A. | Chromium |
| B. | Aluminum |
| C. | Boron |
| D. | Iron |
| Answer» B. Aluminum | |
| 13. |
Beverage cans are usually produced from steel. |
| A. | True |
| B. | False |
| Answer» C. | |
| 14. |
Steel and aluminum are primary materials for metal packaging. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 15. |
Which of the following metal is not used in food packaging? |
| A. | Aluminum |
| B. | Iron |
| C. | Tin |
| D. | Chromium |
| Answer» C. Tin | |