MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The improved coupling in case of welding of high reflectivity materials using twin beam lasers is due to _____ |
| A. | surface rippling |
| B. | surface tension |
| C. | surface smoothness |
| D. | surface area |
| Answer» B. surface tension | |
| 2. |
Which of the following lasers is suitable for welding of components made of aluminium? |
| A. | Nd-YAG laser |
| B. | Dye laser |
| C. | Combination of CO and Excimer lasers |
| D. | Combination of ruby and CO<sub>2</sub> lasers |
| Answer» D. Combination of ruby and CO<sub>2</sub> lasers | |
| 3. |
At high speeds, undercut occurs. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
At slow speeds, smaller pool is formed. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
Weld bead quality and the penetration are functions of _____ |
| A. | shroud gas velocity |
| B. | material of the component |
| C. | wavelength of the laser beam |
| D. | power |
| Answer» E. | |