MCQOPTIONS
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MCQOPTIONS
| 1. |
The correct sequence in increasing hardness of tool materials is |
| A. | HSS, tungsten carbide, cubic boron nitride, diamond |
| B. | HSS, cubic boron nitride, tungsten carbide, diamond |
| C. | cubic boron nitride, HSS, tungsten carbide, diamond |
| D. | tungsten carbide, cubic boron nitride, HSS, diamond |
| Answer» B. HSS, cubic boron nitride, tungsten carbide, diamond | |