For high-strength concrete, a cement should produce a minimum 7-days mortar-cube strength of approximately ___ MPa.(a) 10(b) 20(c) 30(d) 40The question was asked during a job interview.My query is from HPC topic in section Strength of Concrete of Concrete Technology

For high-strength concrete, a cement should produce a minimum 7-days m

1.	For high-strength concrete, a cement should produce a minimum 7-days mortar-cube strength of approximately ___ MPa.(a) 10(b) 20(c) 30(d) 40The question was asked during a job interview.My query is from HPC topic in section Strength of Concrete of Concrete Technology
Answer» The CORRECT choice is (c) 30 To explain: For high-STRENGTH CONCRETE, a cement should PRODUCE a minimum 7-days mortar-cube strength of APPROXIMATELY 30 MPa.

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For high-strength concrete, a cement should produce a minimum 7-days mortar-cube strength of approximately ___ MPa.(a) 10(b) 20(c) 30(d) 40The question was asked during a job interview.My query is from HPC topic in section Strength of Concrete of Concrete Technology

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