MCQOPTIONS
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| 1. |
When piece of 0.2% carbon steel is heated above third critical point the steel is a solid solution of carbon in gamma iron and called |
| A. | Ferrite |
| B. | Austenite |
| C. | Pearlite |
| D. | Eutectoid |
| E. | Cementite |
| Answer» C. Pearlite | |