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| Q.97 | As suggested by IS 456 : 2000, the minimum grade of concrete, and the corresponding cement content(in kg/m3 units), maximum water cement ratio, for Extreme exposure conditions, in reinforced concrete work with 20 mm nominal size aggregates are respectively : | |
| Ans | A. M40, 300, 0.5 | |
| B. M45, 330, 0.45 | ||
| C. M50, 360, 0.5 | ||
| D. M40 ; 360 , 0.4 |
Correct Ans Provided: D
