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Q: The cementing property of cement is mainly due to
  • A. Lime
  • B. Alumina
  • C. Silica
  • D. Gypsum
Correct Answer: Option A - The main component in cement is lime. Lime works in a cement as a binding property. The percentage of lime in cement is (60-65)% in cement lime is in excess then it expand and less amount then its strength decreases .
A. The main component in cement is lime. Lime works in a cement as a binding property. The percentage of lime in cement is (60-65)% in cement lime is in excess then it expand and less amount then its strength decreases .

Explanations:

The main component in cement is lime. Lime works in a cement as a binding property. The percentage of lime in cement is (60-65)% in cement lime is in excess then it expand and less amount then its strength decreases .