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Q: The percentage of water for normal consistency is ..........
  • A. 5% to 15%
  • B. 10% to 25%
  • C. 15% to 25%
  • D. 20% to 30%
Correct Answer: Option D - The percentage of water for normal consistency is 20-30% Standard consistency – The standard consistency of a cement paste is defined as that consistency which will permit a vicat plunger having 10 mm dia and 50 mm length to penetrate to a depth of 33-35 mm from the top of the mould.
D. The percentage of water for normal consistency is 20-30% Standard consistency – The standard consistency of a cement paste is defined as that consistency which will permit a vicat plunger having 10 mm dia and 50 mm length to penetrate to a depth of 33-35 mm from the top of the mould.

Explanations:

The percentage of water for normal consistency is 20-30% Standard consistency – The standard consistency of a cement paste is defined as that consistency which will permit a vicat plunger having 10 mm dia and 50 mm length to penetrate to a depth of 33-35 mm from the top of the mould.