MCQOPTIONS
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MCQOPTIONS
| 1. |
At what temperature is the workpiece tempered in carbonitriding process? |
| A. | 180<sup>o</sup>C |
| B. | 360<sup>o</sup>C |
| C. | 540<sup>o</sup>C |
| D. | 720<sup>o</sup>C |
| Answer» B. 360<sup>o</sup>C | |