MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Welding knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Oxygen cutting process can be applied to metals having a melting point higher than their oxidization temperature. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Cast irons are best treated using oxygen cutting process. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
What is the minimum oxygen pressure that can be applied to steel? |
| A. | 3 atm |
| B. | 4 atm |
| C. | 5 atm |
| D. | 6 atm |
| Answer» B. 4 atm | |
| 4. |
Which gas is used for the removal of oxygen layer formed on molten iron? |
| A. | Hydrogen |
| B. | Oxygen |
| C. | Carbon dioxide |
| D. | Chlorine |
| Answer» C. Carbon dioxide | |