MCQOPTIONS
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| 1. |
Cermets are combination of ceramic and metallic materials due to which they have high strength & resistance to high temperature. Cermets are used in the |
| A. | hearth of the blast furnace. |
| B. | nuclear reactors, missiles & space crafts. |
| C. | insulation of high temperature furnaces. |
| D. | roof of electric furnaces. |
| Answer» C. insulation of high temperature furnaces. | |