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Q: What instrument is used to determine the standard consistency of cement?
  • A. Compression testing machine
  • B. Blain's device
  • C. Le-chatelier device
  • D. Vicat tools
Correct Answer: Option D - The standard consistency of cement test should be performed as per IS code 4031 Part 4 specifications by the Vicat apparatus mentioned in IS code 5513. • The required water for making cement paste can be found by the plunger of the vicat apparatus penetrating the cement past about 5 mm to 7 mm bottom from the Vicat mould.
D. The standard consistency of cement test should be performed as per IS code 4031 Part 4 specifications by the Vicat apparatus mentioned in IS code 5513. • The required water for making cement paste can be found by the plunger of the vicat apparatus penetrating the cement past about 5 mm to 7 mm bottom from the Vicat mould.

Explanations:

The standard consistency of cement test should be performed as per IS code 4031 Part 4 specifications by the Vicat apparatus mentioned in IS code 5513. • The required water for making cement paste can be found by the plunger of the vicat apparatus penetrating the cement past about 5 mm to 7 mm bottom from the Vicat mould.