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| Q. |
The WEDM process requires |
| A. | lower initial investment |
| B. | lesser cutting forces |
| C. | a skilled operator |
| D. | a coolant pump |
| Answer» B. lesser cutting forces | |
| Explanation: the wire-cut edm process requires lesser cutting forces in material removal; hence it is generally used when lower residual stresses in the workpiece are desired. | |
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