SSC JE Civil Engineering 2017 Set 4 Solved Paper

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Question : 109 of 200

Marks: +1, -0

Which of the following statements is correct?

Excess of alumina in the clay makes the brick brittle and weak.
Excess of alumina in the clay makes the brick crack and warp on drying.
Excess of alumina in the clay leaves high power deposit on the brick.
Excess of alumina in the clay improves impermeability and durability of the brick.

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