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Q: The addition of a portion of fly-ash in the mix design results in reduction in: i) permeability ii) chemical attack iii) heat of hydration iv) initial setting time
  • A. (i), (ii), (iii), (iv)
  • B. Only (i)
  • C. Only (i), (ii) and (iii)
  • D. Only (i) and (iii)
Correct Answer: Option C -
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Explanations:

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