Interview question based on skill :
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Total Questions: 5
1. Which one of the below is the most important ingredient in the brick earth?
Correct Answer is : Silica
2. In what form should lime be present in the brick earth?
Correct Answer is : Powder
3. Excess of oxides of iron makes the brick:
Correct Answer is : Dark blue in colour
4. What happens to raw bricks if an excess of alumina is present?
Correct Answer is : Shrinkage
5. What is the harmful effect of presents of alkali in brick earth on bricks?
Correct Answer is : Efflorescence
