Q. Specified compressive strength of concrete is obtained from cube tests at the end of

  • (A) 3 days
  • (B) 7 days
  • (C) 21 days
  • (D) 28 days
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✅ Correct Answer: (D) 28 days

Published by Mr. Dubey ⭐ 109.99K Points at 13-Sep-2023 06:03 pm in Concrete Technology and Design

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