MCQOPTIONS
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MCQOPTIONS
| 1. |
The heat released in plasma arc welding is about ____________$ |
| A. | 2000-5000<sup>o</sup>C |
| B. | 5000-10000<sup>o</sup>C |
| C. | 10000-30000<sup>o</sup>C |
| D. | 30000-50000<sup>o</sup>C |
| Answer» D. 30000-50000<sup>o</sup>C | |