Building Materials - Section 6 :: Discussion


1.Pick up the correct statement from the following:
A.The percentage of absorption for firebricks varies from 5 to 10
B.The percentage of silica in silica bricks is to the extent of about 95 to 97 percent
C.Roughly 1 to 2 percent of lime in silica bricks is added to act as binding material
D.All the above.
Answer:  Option  D
Explanation:

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Published by:Michael Daani

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