Carbon refractories Options: A . &nbspdo not burn/oxidise, when exposed to air on heating. B . &nbspare not attacked by slags, as they are not wetted by melts. C . &nbspdo not resist temperature fluctuations. D . &nbsphave extremely low thermal & electrical conductivities.

Carbon refractories

Question

Carbon refractories

Options:

A . do not burn/oxidise, when exposed to air on heating.

B . are not attacked by slags, as they are not wetted by melts.

C . do not resist temperature fluctuations.

D . have extremely low thermal & electrical conductivities.

Answer: Option B
Answer: (b).are not attacked by slags, as they are not wetted by melts.

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