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Q: If 90% of soil particles got retained over 2 mm sieve and 50% of soil particles got retained over 4.75 mm sieve, then the effective diameter of the soil will be:
  • A. 1.25 mm
  • B. 4.75 mm
  • C. 2 mm
  • D. 6.75 mm
Correct Answer: Option C -
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Explanations:

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