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Q: The minimum average compressive strength of common burnt clay brick of class 3.5, as per IS 1077 : 1992, is:
  • A. 3.5 kg/mm²
  • B. 3.5 kg/cm²
  • C. 3.5 N/cm²
  • D. 3.5 N/mm²
Correct Answer: Option D -
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Explanations:

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