MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Welding knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the flame temperature of hydrogen? |
| A. | 2000 C |
| B. | 1200 C |
| C. | 2700 C |
| D. | 3300 C |
| Answer» D. 3300 C | |
| 2. |
What is the flame temperature of acetylene? |
| A. | 1700 C |
| B. | 2200 C |
| C. | 2800 C |
| D. | 3200 C |
| Answer» E. | |
| 3. |
Oxidizing flame has equal volumes of oxygen and acetylene supply. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
What is the flame temperature of water gas? |
| A. | 2500 C |
| B. | 2800 C |
| C. | 2300 C |
| D. | 3100 C |
| Answer» D. 3100 C | |
| 5. |
Oxy-acetylene process is most suited for which of the following process of joining? |
| A. | Metal wires |
| B. | Metal sheets |
| C. | Metal tubes |
| D. | Metal bars |
| Answer» C. Metal tubes | |