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Q: Identify the correct statements.
  • A. Expanding cement is used for filling the cracks
  • B. White cement is mostly used for decorative works
  • C. Portland pozzolana cement produces less heat of hydration
  • D. High strength Portland cement is produced from the special materials
Correct Answer: Option C - Expending cement is special type of cement which expands after setting so due to this property they are used to fill the gaps. White cement is same as the ordinary cement but only difference is that in white cement iron oxide is very less so they are mainly used for the decorative works. Portland pozzolana cements are used because they have very less heat of hydration.
C. Expending cement is special type of cement which expands after setting so due to this property they are used to fill the gaps. White cement is same as the ordinary cement but only difference is that in white cement iron oxide is very less so they are mainly used for the decorative works. Portland pozzolana cements are used because they have very less heat of hydration.

Explanations:

Expending cement is special type of cement which expands after setting so due to this property they are used to fill the gaps. White cement is same as the ordinary cement but only difference is that in white cement iron oxide is very less so they are mainly used for the decorative works. Portland pozzolana cements are used because they have very less heat of hydration.