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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. [Wrong Answer] |
B. | nuclear reactors, missiles & space crafts. [Correct Answer] |
C. | insulation of high temperature furnaces. [Wrong Answer] |
D. | roof of electric furnaces. [Wrong Answer] |