 
			 
			MCQOPTIONS
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				This section includes 12 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 of the following alloy is used for making castings of firearm chamber? | 
| A. | Brass | 
| B. | Wood’s metal | 
| C. | Brass | 
| D. | Steel | 
| Answer» C. Brass | |
| 2. | Bronze is used for making medals. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 3. | Which of the following is an alloy of copper? | 
| A. | Vitallium | 
| B. | Brass | 
| C. | Invar | 
| D. | Solder | 
| Answer» C. Invar | |
| 4. | Which of the following is an alloy of cobalt? | 
| A. | Vitallium | 
| B. | Brass | 
| C. | Invar | 
| D. | Solder | 
| Answer» B. Brass | |
| 5. | Which of the following is an alloy of lead? | 
| A. | Vitallium | 
| B. | Brass | 
| C. | Invar | 
| D. | Solder | 
| Answer» E. | |
| 6. | BRONZE_IS_USED_FOR_MAKING_MEDALS.?$ | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 7. | Which_of_the_following_alloy_is_used_for_making_castings_of_firearm_chamber?$ | 
| A. | Brass | 
| B. | Wood’s metal | 
| C. | Brass | 
| D. | Steel | 
| Answer» C. Brass | |
| 8. | What is sterling silver used for? | 
| A. | casting of firearms | 
| B. | used for making musical instruments | 
| C. | used for making springs | 
| D. | used for joining two metals | 
| Answer» C. used for making springs | |
| 9. | Substitutional alloy and interstitial alloys are types of alloys. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 10. | What are alloys with two components called? | 
| A. | Binary alloy | 
| B. | Ternary alloy | 
| C. | Quaternary alloy | 
| D. | There is no name given to an alloy with two components | 
| Answer» D. There is no name given to an alloy with two components | |
| 11. | Which of the following is not a non-ferrous metal? | 
| A. | Aluminium | 
| B. | Lead | 
| C. | Zinc | 
| D. | Iron | 
| Answer» E. | |
| 12. | Which of the following is an alloy of iron? | 
| A. | Vitallium | 
| B. | Brass | 
| C. | Invar | 
| D. | Solder | 
| Answer» D. Solder | |