MCQOPTIONS
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MCQOPTIONS
This section includes 7 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. |
TIME_OF_CUTTING_IN_LASER_BEAM_MACHINING_PROCESS_INCREASES?$ |
| A. | With decrease in cutting speed |
| B. | With Increase in Cutting speed |
| C. | With increase in power |
| D. | None of the mentioned |
| Answer» B. With Increase in Cutting speed | |
| 2. |
In laser beam machining process lens is used to$ |
| A. | Deflect laser beams |
| B. | Diverge laser beams |
| C. | Converge laser beams |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 3. |
In laser beam machining process, as compared to other unconventional machining processes, heat affected zone is |
| A. | Larger |
| B. | Smaller |
| C. | Not present |
| D. | None of the mentioned |
| Answer» C. Not present | |
| 4. |
Laser beam machining process can be used for |
| A. | Conductors |
| B. | Insulators |
| C. | Metals |
| D. | All of the mentioned |
| Answer» E. | |
| 5. |
Time of machining in the laser beam machining process increases with |
| A. | Decrease in power supply |
| B. | Decrease in laser beam spot diameter |
| C. | Increase in cutting speed |
| D. | None of the mentioned |
| Answer» C. Increase in cutting speed | |
| 6. |
Ruby laser is most efficient when |
| A. | Kept cold |
| B. | Kept hot |
| C. | Kept at normal temperature |
| D. | None of the mentioned |
| Answer» B. Kept hot | |
| 7. |
LASER stands for |
| A. | Light amplification by stimulated emission of radiation |
| B. | Light amplification by stimulated erosion of reaction |
| C. | Light amplification by stimulated erosion of radiation |
| D. | Light amplification by stimulated emission of reaction |
| Answer» B. Light amplification by stimulated erosion of reaction | |