MCQOPTIONS
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| 1. |
A carbon steel contains 1% carbon. It is to be converted to 0.5% carbon. Amount of iron to be added to 10 kg of this steel is: |
| A. | 15 kg |
| B. | 10 kg |
| C. | 5 kg |
| D. | 20 kg |
| Answer» C. 5 kg | |