MCQOPTIONS
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MCQOPTIONS
| 1. |
At ________ iron changes its BCC structure to FCC. |
| A. | 308<sup>o</sup>C |
| B. | 568<sup>o</sup>C |
| C. | 771<sup>o</sup>C |
| D. | 906<sup>o</sup>C |
| Answer» E. | |