MCQOPTIONS
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MCQOPTIONS
This section includes 11 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. |
Which of the following is also called “gas welding”? |
| A. | Oxy fuel gas welding |
| B. | Metallic welding |
| C. | Arc welding |
| D. | Fuel gas welding |
| Answer» B. Metallic welding | |
| 2. |
THE_CHEMICAL_FORMULA_OF_ACETYLENE_IS??$ |
| A. | C<sub>2</sub>H<sub>4</sub> |
| B. | C<sub>2</sub>H<sub>6</sub> |
| C. | C<sub>2</sub>H<sub>5</sub>OH |
| D. | C<sub>2</sub>H<sub>2</sub> |
| Answer» E. | |
| 3. |
The oxy acetylene gas welding is a type of? |
| A. | Endothermic reaction |
| B. | Exothermic reaction |
| C. | Neutral reaction |
| D. | All of the mentioned |
| Answer» C. Neutral reaction | |
| 4. |
The inner cone of the flame has______ temperature? |
| A. | Highest |
| B. | Coldest |
| C. | Moderate |
| D. | Can’t say |
| Answer» B. Coldest | |
| 5. |
For brazing, soldering and flame hardening which of the following flame is used? |
| A. | Neutral flame |
| B. | Oxidizing flame |
| C. | Carburizing flame |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 6. |
Which of the following flame is harmful to steel? |
| A. | Neutral flame |
| B. | Oxidizing flame |
| C. | Carburizing flame |
| D. | All of the mentioned |
| Answer» C. Carburizing flame | |
| 7. |
In which flame the ratio of oxygen is deficient? |
| A. | Neutral flame |
| B. | Oxidizing flame |
| C. | Carburizing flame |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 8. |
In which flame oxygen is in excess? |
| A. | Neutral flame |
| B. | Oxidizing flame |
| C. | Carburizing flame |
| D. | None of the mentioned |
| Answer» C. Carburizing flame | |
| 9. |
In which flame oxygen is in the same proportion? |
| A. | Neutral flame |
| B. | Oxidizing flame |
| C. | Carburizing flame |
| D. | None of the mentioned |
| Answer» B. Oxidizing flame | |
| 10. |
How many types of flames are there? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 11. |
Gas welding is also known as? |
| A. | Oxy fuel gas welding |
| B. | Metallic welding |
| C. | Arc welding |
| D. | Fuel gas welding |
| Answer» B. Metallic welding | |