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| Q. |
What is the material removal mechanism of Laser beam machining process? |
| A. | melt and evaporate |
| B. | electro chemical corrosion |
| C. | mechanical erosion of materials |
| D. | electro chemical dissolution |
| Answer» A. melt and evaporate | |
| Explanation: the material is removed by melting and evaporation in laser beam machining process. | |
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