Excess of alumina in the clay ?

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Vikash Gupta

🎓 Tutor III ⭐ 33.56K Points

📊 Building Materials

Q. Excess of alumina in the clay ?

(A) makes the brick brittle and weak
(B) makes the brick crack and warp on drying
(C) changes colour of the brick from red to yellow
(D) improves impermeability and durability of the brick

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✅ Correct Answer: (B) makes the brick crack and warp on drying

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