Resistance to slag attack of a refractory Options: A . &nbspdepends on the nature of slag & refractory. B . &nbspdecreases at higher temperature. C . &nbspdecreases, if defective joints & cracks exist in the refractory. D . &nbspall (a), (b) and (c).

Resistance to slag attack of a refractory

Question

Resistance to slag attack of a refractory

Options:

A . depends on the nature of slag & refractory.

B . decreases at higher temperature.

C . decreases, if defective joints & cracks exist in the refractory.

D . all (a), (b) and (c).

Answer: Option D
Answer: (d).all (a), (b) and (c).

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