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Q: If S is the strength of concrete and x is the gel/space ratio, then according to Power's and Brownyard the relation between strength and gel/space ratio is ______.
  • A. S = 240/x²
  • B. S = 140/x³
  • C. S = 140 x²
  • D. S = 240 x³
Correct Answer: Option D -
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Explanations:

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