MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Materials Metallurgy knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
__________ solders are used for glass-to-glass and glass-to-metal soldering. |
| A. | Lead-silver |
| B. | Tin-zinc |
| C. | Cadmium-zinc |
| D. | Indium-tin |
| Answer» E. | |
| 2. |
Aluminum can be joined to another aluminum with the use of ________ solder. |
| A. | Lead-silver |
| B. | Indium-tin |
| C. | Cadmium-silver |
| D. | Fusible alloy |
| Answer» D. Fusible alloy | |
| 3. |
Addition of ___________ increases the mechanical properties of a tin-lead solder. |
| A. | Bismuth |
| B. | Tellurium |
| C. | Antimony |
| D. | Molybdenum |
| Answer» D. Molybdenum | |
| 4. |
Which of the following filler metals is used in the electrical industry? |
| A. | BAG-1 |
| B. | BAG-3 |
| C. | BAG-5 |
| D. | BAG-6 |
| Answer» D. BAG-6 | |
| 5. |
___________SOLDERS_ARE_USED_FOR_GLASS-TO-GLASS_AND_GLASS-TO-METAL_SOLDERING.?$ |
| A. | Lead-silver |
| B. | Tin-zinc |
| C. | Cadmium-zinc |
| D. | Indium-tin |
| Answer» E. | |
| 6. |
Aluminum can be joined to another aluminum with the use of ________ solder? |
| A. | Lead-silver |
| B. | Indium-tin |
| C. | Cadmium-silver |
| D. | Fusible alloy |
| Answer» D. Fusible alloy | |
| 7. |
Addition of ___________ increases the mechanical properties of a tin-lead solder? |
| A. | Bismuth |
| B. | Tellurium |
| C. | Antimony |
| D. | Molybdenum |
| Answer» D. Molybdenum | |
| 8. |
What is the solidus temperature of tin-lead solders? |
| A. | 183 |
| B. | 297 |
| C. | 444 |
| D. | 604 |
| Answer» B. 297 | |
| 9. |
Tin-zinc solders are used for joining __________ |
| A. | Aluminum |
| B. | Zinc |
| C. | Copper |
| D. | Glass |
| Answer» B. Zinc | |
| 10. |
Which of the following filler metals is used for carbide tip brazing? |
| A. | BAG-1 |
| B. | BAG-4 |
| C. | BAG-8 |
| D. | BAG-18 |
| Answer» C. BAG-8 | |
| 11. |
Nickel filler metals are heat resistant up to ________ in short time service. |
| A. | 610<sup>o</sup>C |
| B. | 982<sup>o</sup>C |
| C. | 1204<sup>o</sup>C |
| D. | 1666<sup>o</sup>C |
| Answer» D. 1666<sup>o</sup>C | |
| 12. |
Which of the following filler metals is used in electrical industry? |
| A. | BAG-1 |
| B. | BAG-3 |
| C. | BAG-5 |
| D. | BAG-6 |
| Answer» D. BAG-6 | |
| 13. |
Copper and aluminum can be joined by brazing when _________ alloy is used. |
| A. | Copper-zinc |
| B. | Aluminum-silicon |
| C. | Copper-tellurium |
| D. | Aluminum-zinc |
| Answer» C. Copper-tellurium | |
| 14. |
The liquid temperature of the filler metal used in brazing is _________ |
| A. | 150<sup>o</sup>C |
| B. | 427<sup>o</sup>C |
| C. | 723<sup>o</sup>C |
| D. | 1000<sup>o</sup>C |
| Answer» C. 723<sup>o</sup>C | |