Q
Addition of grog in fireclay brick during its manufacture is advantageous, because it results in_____________________?
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A
A. Less shrinkage in heating, decreased apparent porosity & increased specific gravity
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B
B. High strength & thermal spalling resistance
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C
C. Less addition of water to get a workable plasticity & lesser time required for drying the raw
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D
RefRactories and hence increased rate of production
Correct Answer:
D. RefRactories and hence increased rate of production
