Question

The recommended values of compressive strength (CS) and water absorption (WA) for heavy duty burnt clay bricks of class 400 as per Is 2180 are respectively:

• A. CS = 45 to 50 N/mm² WA ≤ 20%
• B. CS = 35 to 40 N/mm²; WA ≤ 15%
• C. CS = 30 to 40 N/mm²; WA≤ 12%
• D. CS = 40 to 45 N/mm²; WA ≤ 10%

Answer 1

Answer: (D)