πŸ“Š Concrete Technology
Q. The aggregate is said to be flaky when ?
  • (A) its least dimension is three-fifth of its mean dimension
  • (B) its least dimension is equal to its mean dimension
  • (C) its length is equal to its mean dimension
  • (D) its length is equal to 1.8 times its mean dimension
πŸ’¬ Discuss
βœ… Correct Answer: (D) its length is equal to 1.8 times its mean dimension
πŸ“Š Concrete Technology
Q. The knowledge of a standard consistency of a cement paste is essential to perform ?
  • (A) setting time test
  • (B) soundness test
  • (C) compressive strength test
  • (D) all of these
πŸ’¬ Discuss
βœ… Correct Answer: (B) soundness test
πŸ“Š Concrete Technology
Q. The aggregate which pass through 75 mm IS sieve and entirely retain on 4.75 mm IS sieve is known as ?
  • (A) cyclopean aggregate
  • (B) coarse aggregate
  • (C) fine aggregate
  • (D) all-in-aggregate
πŸ’¬ Discuss
βœ… Correct Answer: (D) all-in-aggregate
πŸ“Š Concrete Technology
Q. Which of the following statement is correct? ?
  • (A) Sulphate resisting cement is particularly used for canal lining.
  • (B) Low heat cement should not be used for thin concrete structures
  • (C) Rapid hardening
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the above

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