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Q: As per IS 456-2000, calculate the flexural strength of concrete whose characteristic compressive strength is 36 N/mm².
  • A. 3.5 N/mm²
  • B. 4.2 N/mm²
  • C. 6.5 N/mm²
  • D. 2.4 N/mm²
Correct Answer: Option B -
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Explanations:

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