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| Q. |
While machining B4C, tool over cut size when compared to mean grain size is? |
| A. | two times greater |
| B. | two times smaller |
| C. | three times greater |
| D. | three times smaller |
| Answer» C. three times greater | |
| Explanation: tool over cut is 3 times greater than mean grain size while machining b4c. | |
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