MCQOPTIONS
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| 1. |
The tool life of a tool is said to be over if |
| A. | The tool has failed and a poor surface finish is obtained |
| B. | Sudden increase in power and cutting forces takes place and chatter appears in machining |
| C. | Overheating and fuming due to friction occurs in addition to dimensional instability |
| D. | All of the above |
| Answer» E. | |